Search a number
BaseRepresentation
bin11100010010100101111…
…11101011110010001100
310102221001012001010012002
432021102333223302030
5111411232042110040
62022320024531432
7130141300316636
oct16112277536214
93387035033162
10972055035020
113452787a9113
12138483320b78
13708838a9bc4
1435094d01a56
151a443271a15
hexe252febc8c

972055035020 has 24 divisors (see below), whose sum is σ = 2047164630000. Its totient is φ = 387707908032.

The previous prime is 972055035019. The next prime is 972055035043. The reversal of 972055035020 is 20530550279.

Adding to 972055035020 its reverse (20530550279), we get a palindrome (992585585299).

It is a super-2 number, since 2×9720550350202 (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69624470 + ... + 69638429.

It is an arithmetic number, because the mean of its divisors is an integer number (85298526250).

Almost surely, 2972055035020 is an apocalyptic number.

It is an amenable number.

972055035020 is an abundant number, since it is smaller than the sum of its proper divisors (1075109594980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

972055035020 is a wasteful number, since it uses less digits than its factorization.

972055035020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139263257 (or 139263255 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 38.

The spelling of 972055035020 in words is "nine hundred seventy-two billion, fifty-five million, thirty-five thousand, twenty".