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10087679213 = 43234597191
BaseRepresentation
bin10010110010100010…
…11100010011101101
3222001000202012101122
421121101130103231
5131124421213323
64344553550325
7504660600323
oct113121342355
928030665348
1010087679213
114307260777
121b564153a5
13c49c08c71
146b9a67d13
153e092bec8
hex25945c4ed

10087679213 has 4 divisors (see below), whose sum is σ = 10322276448. Its totient is φ = 9853081980.

The previous prime is 10087679201. The next prime is 10087679233. The reversal of 10087679213 is 31297678001.

10087679213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31297678001 = 69594497439.

It is a cyclic number.

It is not a de Polignac number, because 10087679213 - 214 = 10087662829 is a prime.

It is a super-2 number, since 2×100876792132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10087679233) by changing a digit.

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, 117298553 + ... + 117298638.

It is an arithmetic number, because the mean of its divisors is an integer number (2580569112).

Almost surely, 210087679213 is an apocalyptic number.

It is an amenable number.

10087679213 is a deficient number, since it is larger than the sum of its proper divisors (234597235).

10087679213 is an equidigital number, since it uses as much as digits as its factorization.

10087679213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234597234.

The product of its (nonzero) digits is 127008, while the sum is 44.

The spelling of 10087679213 in words is "ten billion, eighty-seven million, six hundred seventy-nine thousand, two hundred thirteen".

Divisors: 1 43 234597191 10087679213