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31422411204 = 22319672056979
BaseRepresentation
bin11101010000111010…
…111111000111000100
310000002212210212201120
4131100322333013010
51003323114124304
622234003153540
72161451042202
oct352072770704
9100085725646
1031422411204
111236514a688
12610b3758b0
132c69c8c632
141741312072
15c3d9490d9
hex750ebf1c4

31422411204 has 48 divisors (see below), whose sum is σ = 78329798400. Its totient is φ = 9774759456.

The previous prime is 31422411203. The next prime is 31422411211. The reversal of 31422411204 is 40211422413.

It is not an unprimeable number, because it can be changed into a prime (31422411203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1013214 + ... + 1043765.

It is an arithmetic number, because the mean of its divisors is an integer number (1631870800).

Almost surely, 231422411204 is an apocalyptic number.

It is an amenable number.

31422411204 is an abundant number, since it is smaller than the sum of its proper divisors (46907387196).

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

31422411204 is a wasteful number, since it uses less digits than its factorization.

31422411204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057072 (or 2057070 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 31422411204 its reverse (40211422413), we get a palindrome (71633833617).

The spelling of 31422411204 in words is "thirty-one billion, four hundred twenty-two million, four hundred eleven thousand, two hundred four".

Divisors: 1 2 3 4 6 12 19 38 57 67 76 114 134 201 228 268 402 804 1273 2546 3819 5092 7638 15276 2056979 4113958 6170937 8227916 12341874 24683748 39082601 78165202 117247803 137817593 156330404 234495606 275635186 413452779 468991212 551270372 826905558 1653811116 2618534267 5237068534 7855602801 10474137068 15711205602 31422411204