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100005005051 = 725447561419
BaseRepresentation
bin101110100100011000…
…0110100011011111011
3100120010112001121212222
41131020300310123323
53114302240130201
6113535222154255
710140134342330
oct1351060643373
9316115047788
10100005005051
1139459244506
121746b58298b
139579872903
144ba99a4987
1529048c791b
hex1748c346fb

100005005051 has 8 divisors (see below), whose sum is σ = 114296129280. Its totient is φ = 85715054568.

The previous prime is 100005005033. The next prime is 100005005053. The reversal of 100005005051 is 150500500001.

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 100005005051 - 210 = 100005004027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100005005053) 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, 102581 + ... + 458838.

It is an arithmetic number, because the mean of its divisors is an integer number (14287016160).

Almost surely, 2100005005051 is an apocalyptic number.

100005005051 is a deficient number, since it is larger than the sum of its proper divisors (14291124229).

100005005051 is an equidigital number, since it uses as much as digits as its factorization.

100005005051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586873.

The product of its (nonzero) digits is 125, while the sum is 17.

Adding to 100005005051 its reverse (150500500001), we get a palindrome (250505505052).

The spelling of 100005005051 in words is "one hundred billion, five million, five thousand, fifty-one".

Divisors: 1 7 25447 178129 561419 3929933 14286429293 100005005051