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232023214409 = 7217278539273
BaseRepresentation
bin1101100000010110101…
…0010100100101001001
3211011220002121112021112
43120011222110211021
512300140420330114
6254331234420105
722522515532100
oct3300552244511
9734802545245
10232023214409
118a445068158
1238b74131635
1318b588c8b5c
14b331109037
15607e9e913e
hex3605a94949

232023214409 has 12 divisors (see below), whose sum is σ = 285781295124. Its totient is φ = 187178390784.

The previous prime is 232023214393. The next prime is 232023214411. The reversal of 232023214409 is 904412320232.

It can be written as a sum of positive squares in 2 ways, for example, as 183646531600 + 48376682809 = 428540^2 + 219947^2 .

It is not a de Polignac number, because 232023214409 - 24 = 232023214393 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (232023214459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 139268804 + ... + 139270469.

It is an arithmetic number, because the mean of its divisors is an integer number (23815107927).

Almost surely, 2232023214409 is an apocalyptic number.

It is an amenable number.

232023214409 is a deficient number, since it is larger than the sum of its proper divisors (53758080715).

232023214409 is a wasteful number, since it uses less digits than its factorization.

232023214409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278539304 (or 278539297 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 232023214409 in words is "two hundred thirty-two billion, twenty-three million, two hundred fourteen thousand, four hundred nine".

Divisors: 1 7 17 49 119 833 278539273 1949774911 4735167641 13648424377 33146173487 232023214409