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105056892637 = 139755804983
BaseRepresentation
bin110000111010111100…
…0001111011011011101
3101001011121002002211121
41201311320033123131
53210124031031022
6120132405450541
710406256565504
oct1416570173335
9331147062747
10105056892637
1140610971414
121843b410a51
139ba339aac8
1451288d183b
152aed17d2c7
hex1875e0f6dd

105056892637 has 4 divisors (see below), whose sum is σ = 105812697760. Its totient is φ = 104301087516.

The previous prime is 105056892539. The next prime is 105056892727. The reversal of 105056892637 is 736298650501.

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: 736298650501 = 3123751569371.

It is a cyclic number.

It is not a de Polignac number, because 105056892637 - 27 = 105056892509 is a prime.

It is a super-2 number, since 2×1050568926372 (a number of 23 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 (105056890637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377902353 + ... + 377902630.

It is an arithmetic number, because the mean of its divisors is an integer number (26453174440).

Almost surely, 2105056892637 is an apocalyptic number.

It is an amenable number.

105056892637 is a deficient number, since it is larger than the sum of its proper divisors (755805123).

105056892637 is an equidigital number, since it uses as much as digits as its factorization.

105056892637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755805122.

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 105056892637 in words is "one hundred five billion, fifty-six million, eight hundred ninety-two thousand, six hundred thirty-seven".

Divisors: 1 139 755804983 105056892637