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11910213996 = 2236714813699
BaseRepresentation
bin10110001011110011…
…10111000101101100
31010202001011120002220
423011321313011230
5143343003321441
65245501115340
7601101101652
oct130571670554
933661146086
1011910213996
11506200706a
122384858b50
13117a689105
1480db28dd2
1549a937466
hex2c5e7716c

11910213996 has 24 divisors (see below), whose sum is σ = 28205284800. Its totient is φ = 3910816272.

The previous prime is 11910213989. The next prime is 11910214009. The reversal of 11910213996 is 69931201911.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7406046 + ... + 7407653.

It is an arithmetic number, because the mean of its divisors is an integer number (1175220200).

Almost surely, 211910213996 is an apocalyptic number.

It is an amenable number.

11910213996 is an abundant number, since it is smaller than the sum of its proper divisors (16295070804).

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

11910213996 is a wasteful number, since it uses less digits than its factorization.

11910213996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14813773 (or 14813771 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 42.

The spelling of 11910213996 in words is "eleven billion, nine hundred ten million, two hundred thirteen thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 12 67 134 201 268 402 804 14813699 29627398 44441097 59254796 88882194 177764388 992517833 1985035666 2977553499 3970071332 5955106998 11910213996