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149464124 = 221031991823
BaseRepresentation
bin10001110100010…
…10010000111100
3101102020120020022
420322022100330
5301230322444
622455311312
73463265315
oct1072122074
9342216208
10149464124
1177406677
124207b538
1324c72014
1415bc960c
15d1c59ee
hex8e8a43c

149464124 has 24 divisors (see below), whose sum is σ = 265574400. Its totient is φ = 73594224.

The previous prime is 149464121. The next prime is 149464151. The reversal of 149464124 is 421464941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149464121) 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, 81077 + ... + 82899.

It is an arithmetic number, because the mean of its divisors is an integer number (11065600).

Almost surely, 2149464124 is an apocalyptic number.

It is an amenable number.

149464124 is a deficient number, since it is larger than the sum of its proper divisors (116110276).

149464124 is a wasteful number, since it uses less digits than its factorization.

149464124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129 (or 2127 counting only the distinct ones).

The product of its digits is 27648, while the sum is 35.

The square root of 149464124 is about 12225.5520938729. The cubic root of 149464124 is about 530.6958038161.

The spelling of 149464124 in words is "one hundred forty-nine million, four hundred sixty-four thousand, one hundred twenty-four".

Divisors: 1 2 4 103 199 206 398 412 796 1823 3646 7292 20497 40994 81988 187769 362777 375538 725554 751076 1451108 37366031 74732062 149464124