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232312020201 = 32172336516649
BaseRepresentation
bin1101100001011011100…
…0000001110011101001
3211012122020001101100100
43120112320001303221
512301233334121301
6254420032500013
722532623406352
oct3302670016351
9735566041310
10232312020201
118a583096228
12390349aa609
1318ba36a7661
14b35b606d29
15609a046286
hex3616e01ce9

232312020201 has 24 divisors (see below), whose sum is σ = 356825687400. Its totient is φ = 145138784256.

The previous prime is 232312020173. The next prime is 232312020209. The reversal of 232312020201 is 102020213232.

232312020201 is a `hidden beast` number, since 2 + 323 + 120 + 20 + 201 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 84302541801 + 148009478400 = 290349^2 + 384720^2 .

It is not a de Polignac number, because 232312020201 - 25 = 232312020169 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (232312020209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3222676 + ... + 3293973.

It is an arithmetic number, because the mean of its divisors is an integer number (14867736975).

Almost surely, 2232312020201 is an apocalyptic number.

It is an amenable number.

232312020201 is a deficient number, since it is larger than the sum of its proper divisors (124513667199).

232312020201 is a wasteful number, since it uses less digits than its factorization.

232312020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6516905 (or 6516902 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 232312020201 its reverse (102020213232), we get a palindrome (334332233433).

The spelling of 232312020201 in words is "two hundred thirty-two billion, three hundred twelve million, twenty thousand, two hundred one".

Divisors: 1 3 9 17 51 153 233 699 2097 3961 11883 35649 6516649 19549947 58649841 110783033 332349099 997047297 1518379217 4555137651 13665412953 25812446689 77437340067 232312020201