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149048916 = 22327145833
BaseRepresentation
bin10001110001001…
…00111001010100
3101101110110200020
420320210321110
5301124031131
622442345140
73456615642
oct1070447124
9341413606
10149048916
1177152725
1241abb1b0
1324b58033
1415b1c192
15d142996
hex8e24e54

149048916 has 24 divisors (see below), whose sum is σ = 349071744. Its totient is φ = 49498560.

The previous prime is 149048903. The next prime is 149048941. The reversal of 149048916 is 619840941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19665 + ... + 26168.

It is an arithmetic number, because the mean of its divisors is an integer number (14544656).

Almost surely, 2149048916 is an apocalyptic number.

It is an amenable number.

149048916 is an abundant number, since it is smaller than the sum of its proper divisors (200022828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149048916 is a wasteful number, since it uses less digits than its factorization.

149048916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46111 (or 46109 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 149048916 is about 12208.5591287424. The cubic root of 149048916 is about 530.2039276955.

The spelling of 149048916 in words is "one hundred forty-nine million, forty-eight thousand, nine hundred sixteen".

Divisors: 1 2 3 4 6 12 271 542 813 1084 1626 3252 45833 91666 137499 183332 274998 549996 12420743 24841486 37262229 49682972 74524458 149048916