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10913231902 = 28707626693
BaseRepresentation
bin10100010100111101…
…01011010000011110
31001011120011121210011
422022132223100132
5134322241410102
65002524233434
7534303640426
oct121236532036
931146147704
1010913231902
1146a0264721
12214699b87a
13104bc67791
14757565486
1543d1502d7
hex28a7ab41e

10913231902 has 8 divisors (see below), whose sum is σ = 16371754056. Its totient is φ = 5455980552.

The previous prime is 10913231893. The next prime is 10913231921. The reversal of 10913231902 is 20913231901.

10913231902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 295933 + ... + 330760.

It is an arithmetic number, because the mean of its divisors is an integer number (2046469257).

Almost surely, 210913231902 is an apocalyptic number.

10913231902 is a deficient number, since it is larger than the sum of its proper divisors (5458522154).

10913231902 is an equidigital number, since it uses as much as digits as its factorization.

10913231902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635402.

The product of its (nonzero) digits is 2916, while the sum is 31.

Subtracting 10913231902 from its reverse (20913231901), we obtain a palindrome (9999999999).

The spelling of 10913231902 in words is "ten billion, nine hundred thirteen million, two hundred thirty-one thousand, nine hundred two".

Divisors: 1 2 8707 17414 626693 1253386 5456615951 10913231902