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11807098028 = 22111924158603
BaseRepresentation
bin10101111111100001…
…00000010010101100
31010110212010201120222
422333300200102230
5143140104114103
65231335030512
7565406451215
oct127760402254
933425121528
1011807098028
115009887560
12235620b438
1311621c424b
1480016640c
15491869638
hex2bfc204ac

11807098028 has 48 divisors (see below), whose sum is σ = 23826042240. Its totient is φ = 5063212800.

The previous prime is 11807098007. The next prime is 11807098129. The reversal of 11807098028 is 82089070811.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a self number, because there is not a number n which added to its sum of digits gives 11807098028.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172175 + ... + 230777.

It is an arithmetic number, because the mean of its divisors is an integer number (496375880).

Almost surely, 211807098028 is an apocalyptic number.

It is an amenable number.

11807098028 is an abundant number, since it is smaller than the sum of its proper divisors (12018944212).

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

11807098028 is a wasteful number, since it uses less digits than its factorization.

11807098028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58878 (or 58876 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 44.

The spelling of 11807098028 in words is "eleven billion, eight hundred seven million, ninety-eight thousand, twenty-eight".

Divisors: 1 2 4 11 19 22 38 44 76 209 241 418 482 836 964 2651 4579 5302 9158 10604 18316 50369 58603 100738 117206 201476 234412 644633 1113457 1289266 2226914 2578532 4453828 12248027 14123323 24496054 28246646 48992108 56493292 155356553 268343137 310713106 536686274 621426212 1073372548 2951774507 5903549014 11807098028