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149297332 = 221716713147
BaseRepresentation
bin10001110011000…
…01100010110100
3101101221002102211
420321201202310
5301210003312
622451543204
73462002122
oct1071414264
9341832384
10149297332
1177302328
1241bbab04
1324c14122
1415b84912
15d1913a7
hex8e618b4

149297332 has 24 divisors (see below), whose sum is σ = 278316864. Its totient is φ = 69831552.

The previous prime is 149297327. The next prime is 149297339. The reversal of 149297332 is 233792941.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149297339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4783 + ... + 17929.

It is an arithmetic number, because the mean of its divisors is an integer number (11596536).

Almost surely, 2149297332 is an apocalyptic number.

It is an amenable number.

149297332 is a deficient number, since it is larger than the sum of its proper divisors (129019532).

149297332 is a wasteful number, since it uses less digits than its factorization.

149297332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13335 (or 13333 counting only the distinct ones).

The product of its digits is 81648, while the sum is 40.

The square root of 149297332 is about 12218.7287391119. The cubic root of 149297332 is about 530.4983232915.

The spelling of 149297332 in words is "one hundred forty-nine million, two hundred ninety-seven thousand, three hundred thirty-two".

Divisors: 1 2 4 17 34 68 167 334 668 2839 5678 11356 13147 26294 52588 223499 446998 893996 2195549 4391098 8782196 37324333 74648666 149297332