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1300104311200 = 255223263268661
BaseRepresentation
bin10010111010110100010…
…000010111000110100000
311121021210111122000021221
4102322310100113012200
5132300103200424300
62433132031224424
7162633540210562
oct22726420270640
94537714560257
101300104311200
11461409a987a2
1218bb76378114
13957a38ba346
1446cd537d332
1523c4317c31a
hex12eb44171a0

1300104311200 has 144 divisors (see below), whose sum is σ = 3324479469696. Its totient is φ = 495537996800.

The previous prime is 1300104311189. The next prime is 1300104311203. The reversal of 1300104311200 is 21134010031.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (1300104311203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4704870 + ... + 4973530.

It is an arithmetic number, because the mean of its divisors is an integer number (23086662984).

Almost surely, 21300104311200 is an apocalyptic number.

1300104311200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1300104311200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1662239734848).

1300104311200 is an abundant number, since it is smaller than the sum of its proper divisors (2024375158496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1300104311200 is a wasteful number, since it uses less digits than its factorization.

1300104311200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268967 (or 268954 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1300104311200 its reverse (21134010031), we get a palindrome (1321238321231).

The spelling of 1300104311200 in words is "one trillion, three hundred billion, one hundred four million, three hundred eleven thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 23 25 32 40 46 50 80 92 100 115 160 184 200 230 263 368 400 460 526 575 736 800 920 1052 1150 1315 1840 2104 2300 2630 3680 4208 4600 5260 6049 6575 8416 9200 10520 12098 13150 18400 21040 24196 26300 30245 42080 48392 52600 60490 96784 105200 120980 151225 193568 210400 241960 268661 302450 483920 537322 604900 967840 1074644 1209800 1343305 2149288 2419600 2686610 4298576 4839200 5373220 6179203 6716525 8597152 10746440 12358406 13433050 21492880 24716812 26866100 30896015 42985760 49433624 53732200 61792030 70657843 98867248 107464400 123584060 141315686 154480075 197734496 214928800 247168120 282631372 308960150 353289215 494336240 565262744 617920300 706578430 988672480 1130525488 1235840600 1413156860 1625130389 1766446075 2261050976 2471681200 2826313720 3250260778 3532892150 4943362400 5652627440 6500521556 7065784300 8125651945 11305254880 13001043112 14131568600 16251303890 26002086224 28263137200 32502607780 40628259725 52004172448 56526274400 65005215560 81256519450 130010431120 162513038900 260020862240 325026077800 650052155600 1300104311200