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10011897715 = 519105388397
BaseRepresentation
bin10010101001100000…
…10110111101110011
3221211202011002201111
421110300112331303
5131001021211330
64333245414151
7503050504111
oct112460267563
927752132644
1010011897715
114278500a36
121b34b6a357
13c372c4a41
146ad97cab1
153d8e5d32a
hex254c16f73

10011897715 has 8 divisors (see below), whose sum is σ = 12646607760. Its totient is φ = 7587964512.

The previous prime is 10011897697. The next prime is 10011897719. The reversal of 10011897715 is 51779811001.

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

It is a cyclic number.

It is not a de Polignac number, because 10011897715 - 25 = 10011897683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10011897719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52694104 + ... + 52694293.

It is an arithmetic number, because the mean of its divisors is an integer number (1580825970).

Almost surely, 210011897715 is an apocalyptic number.

10011897715 is a deficient number, since it is larger than the sum of its proper divisors (2634710045).

10011897715 is a wasteful number, since it uses less digits than its factorization.

10011897715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105388421.

The product of its (nonzero) digits is 17640, while the sum is 40.

The spelling of 10011897715 in words is "ten billion, eleven million, eight hundred ninety-seven thousand, seven hundred fifteen".

Divisors: 1 5 19 95 105388397 526941985 2002379543 10011897715