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12839110000 = 245410911779
BaseRepresentation
bin10111111010100010…
…10100010101110000
31020010210001100212121
423331101110111300
5202243303010000
65522002404024
7633110430403
oct137521242560
936123040777
1012839110000
115499385412
1225a3960614
131297c5c112
1489b247d3a
15502270b1a
hex2fd454570

12839110000 has 100 divisors (see below), whose sum is σ = 31372613800. Its totient is φ = 5088096000.

The previous prime is 12839109977. The next prime is 12839110019. The reversal of 12839110000 is 1193821.

12839110000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 1084111 + ... + 1095889.

It is an arithmetic number, because the mean of its divisors is an integer number (313726138).

Almost surely, 212839110000 is an apocalyptic number.

12839110000 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 12839110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15686306900).

12839110000 is an abundant number, since it is smaller than the sum of its proper divisors (18533503800).

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

12839110000 is a wasteful number, since it uses less digits than its factorization.

12839110000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11916 (or 11895 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 12839110000 in words is "twelve billion, eight hundred thirty-nine million, one hundred ten thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 109 125 200 218 250 400 436 500 545 625 872 1000 1090 1250 1744 2000 2180 2500 2725 4360 5000 5450 8720 10000 10900 11779 13625 21800 23558 27250 43600 47116 54500 58895 68125 94232 109000 117790 136250 188464 218000 235580 272500 294475 471160 545000 588950 942320 1090000 1177900 1283911 1472375 2355800 2567822 2944750 4711600 5135644 5889500 6419555 7361875 10271288 11779000 12839110 14723750 20542576 23558000 25678220 29447500 32097775 51356440 58895000 64195550 102712880 117790000 128391100 160488875 256782200 320977750 513564400 641955500 802444375 1283911000 1604888750 2567822000 3209777500 6419555000 12839110000