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53051232101 = 722943917537
BaseRepresentation
bin110001011010000110…
…011000111101100101
312001221020020211012012
4301122012120331211
51332122103411401
640212120004005
73555442014110
oct613206307545
9161836224165
1053051232101
112055404597a
12a346900605
135005c513ca
1427d3a71577
1515a76a88bb
hexc5a198f65

53051232101 has 16 divisors (see below), whose sum is σ = 60916688640. Its totient is φ = 45257598720.

The previous prime is 53051232083. The next prime is 53051232149. The reversal of 53051232101 is 10123215035.

It is a happy number.

53051232101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53051232101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53051232151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7035005 + ... + 7042541.

It is an arithmetic number, because the mean of its divisors is an integer number (3807293040).

Almost surely, 253051232101 is an apocalyptic number.

It is an amenable number.

53051232101 is a deficient number, since it is larger than the sum of its proper divisors (7865456539).

53051232101 is a wasteful number, since it uses less digits than its factorization.

53051232101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12164.

The product of its (nonzero) digits is 900, while the sum is 23.

Adding to 53051232101 its reverse (10123215035), we get a palindrome (63174447136).

The spelling of 53051232101 in words is "fifty-three billion, fifty-one million, two hundred thirty-two thousand, one hundred one".

Divisors: 1 7 229 1603 4391 7537 30737 52759 1005539 1725973 7038773 12081811 33094967 231664769 7578747443 53051232101