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10131001300 = 2252752127779
BaseRepresentation
bin10010110111101101…
…01100111111010100
3222011001021012010101
421123312230333110
5131222014020200
64353142303444
7506025042640
oct113366547724
928131235111
1010131001300
114329760252
121b68a27b84
13c55b96934
146c1703c20
153e463826a
hex25bdacfd4

10131001300 has 72 divisors (see below), whose sum is σ = 25174013760. Its totient is φ = 3466694400.

The previous prime is 10131001297. The next prime is 10131001421. The reversal of 10131001300 is 310013101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 350811 + ... + 378589.

It is an arithmetic number, because the mean of its divisors is an integer number (349639080).

Almost surely, 210131001300 is an apocalyptic number.

10131001300 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 10131001300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12587006880).

10131001300 is an abundant number, since it is smaller than the sum of its proper divisors (15043012460).

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

10131001300 is a wasteful number, since it uses less digits than its factorization.

10131001300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28321 (or 28314 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 10.

Adding to 10131001300 its reverse (310013101), we get a palindrome (10441014401).

The spelling of 10131001300 in words is "ten billion, one hundred thirty-one million, one thousand, three hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 50 70 100 140 175 350 521 700 1042 2084 2605 3647 5210 7294 10420 13025 14588 18235 26050 27779 36470 52100 55558 72940 91175 111116 138895 182350 194453 277790 364700 388906 555580 694475 777812 972265 1388950 1944530 2777900 3889060 4861325 9722650 14472859 19445300 28945718 57891436 72364295 101310013 144728590 202620026 289457180 361821475 405240052 506550065 723642950 1013100130 1447285900 2026200260 2532750325 5065500650 10131001300