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32020055412 = 2236793392807
BaseRepresentation
bin11101110100100010…
…110100010101110100
310001122112101100110020
4131310202310111310
51011034113233122
622413152525140
72212325660142
oct356442642564
9101575340406
1032020055412
1112641539614
1262575507b0
133033a41b67
14179a844592
15c7614dc5c
hex7748b4574

32020055412 has 24 divisors (see below), whose sum is σ = 74724651456. Its totient is φ = 10671753408.

The previous prime is 32020055371. The next prime is 32020055437. The reversal of 32020055412 is 21455002023.

It is a congruent number.

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, 114888 + ... + 277919.

It is an arithmetic number, because the mean of its divisors is an integer number (3113527144).

Almost surely, 232020055412 is an apocalyptic number.

It is an amenable number.

32020055412 is an abundant number, since it is smaller than the sum of its proper divisors (42704596044).

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

32020055412 is a wasteful number, since it uses less digits than its factorization.

32020055412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399607 (or 399605 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 32020055412 its reverse (21455002023), we get a palindrome (53475057435).

The spelling of 32020055412 in words is "thirty-two billion, twenty million, fifty-five thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 6793 13586 20379 27172 40758 81516 392807 785614 1178421 1571228 2356842 4713684 2668337951 5336675902 8005013853 10673351804 16010027706 32020055412