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232663149 = 3225851461
BaseRepresentation
bin11011101111000…
…10100001101101
3121012210111211200
431313202201231
5434030210044
635030440113
75523414135
oct1567424155
9535714750
10232663149
1110a3722a4
1265b03039
1339282504
1422c85ac5
151565c369
hexdde286d

232663149 has 6 divisors (see below), whose sum is σ = 336069006. Its totient is φ = 155108760.

The previous prime is 232663121. The next prime is 232663169. The reversal of 232663149 is 941366232.

It can be written as a sum of positive squares in only one way, i.e., 128255625 + 104407524 = 11325^2 + 10218^2 .

It is not a de Polignac number, because 232663149 - 25 = 232663117 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232663169) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12925722 + ... + 12925739.

It is an arithmetic number, because the mean of its divisors is an integer number (56011501).

Almost surely, 2232663149 is an apocalyptic number.

It is an amenable number.

232663149 is a deficient number, since it is larger than the sum of its proper divisors (103405857).

232663149 is a wasteful number, since it uses less digits than its factorization.

232663149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25851467 (or 25851464 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 232663149 is about 15253.2996102483. The cubic root of 232663149 is about 615.0482690649.

The spelling of 232663149 in words is "two hundred thirty-two million, six hundred sixty-three thousand, one hundred forty-nine".

Divisors: 1 3 9 25851461 77554383 232663149