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32313200020 = 2252381718597
BaseRepresentation
bin11110000110000001…
…000100110110010100
310002101221222122020221
4132012001010312110
51012134134400040
622502224004124
72222515445143
oct360601046624
9102357878227
1032313200020
1112781a60492
126319760644
13307c6ac4ca
1417c775175a
15c91c5674a
hex786044d94

32313200020 has 48 divisors (see below), whose sum is σ = 70824958848. Its totient is φ = 12360360320.

The previous prime is 32313200009. The next prime is 32313200057. The reversal of 32313200020 is 2000231323.

It is a junction number, because it is equal to n+sod(n) for n = 32313199967 and 32313200003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3754362 + ... + 3762958.

It is an arithmetic number, because the mean of its divisors is an integer number (1475519976).

Almost surely, 232313200020 is an apocalyptic number.

It is an amenable number.

32313200020 is an abundant number, since it is smaller than the sum of its proper divisors (38511758828).

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

32313200020 is a wasteful number, since it uses less digits than its factorization.

32313200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16800 (or 16798 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 32313200020 its reverse (2000231323), we get a palindrome (34313431343).

The spelling of 32313200020 in words is "thirty-two billion, three hundred thirteen million, two hundred thousand, twenty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 8171 8597 16342 17194 32684 34388 40855 42985 81710 85970 163420 171940 187933 197731 375866 395462 751732 790924 939665 988655 1879330 1977310 3758660 3954620 70246087 140492174 280984348 351230435 702460870 1404921740 1615660001 3231320002 6462640004 8078300005 16156600010 32313200020