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232953149 = 11132125311
BaseRepresentation
bin11011110001010…
…01010100111101
3121020100020122102
431320221110331
5434114000044
635040554445
75526032462
oct1570512475
9536306572
10232953149
1110a550170
1266022a25
1339354500
1422d1d669
15156b824e
hexde2953d

232953149 has 12 divisors (see below), whose sum is σ = 275185152. Its totient is φ = 195483600.

The previous prime is 232953137. The next prime is 232953169. The reversal of 232953149 is 941359232.

It is a happy number.

It is not a de Polignac number, because 232953149 - 212 = 232949053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232953109) 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, 60797 + ... + 64514.

It is an arithmetic number, because the mean of its divisors is an integer number (22932096).

Almost surely, 2232953149 is an apocalyptic number.

It is an amenable number.

232953149 is a deficient number, since it is larger than the sum of its proper divisors (42232003).

232953149 is a wasteful number, since it uses less digits than its factorization.

232953149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125348 (or 125335 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 232953149 is about 15262.8027897893. The cubic root of 232953149 is about 615.3037026443.

The spelling of 232953149 in words is "two hundred thirty-two million, nine hundred fifty-three thousand, one hundred forty-nine".

Divisors: 1 11 13 143 169 1859 125311 1378421 1629043 17919473 21177559 232953149