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149404824 = 2334230563
BaseRepresentation
bin10001110011110…
…11110010011000
3101102010112220000
420321323302120
5301221423244
622454133000
73462630402
oct1071736230
9342115800
10149404824
1177376068
1242051160
1324c5102a
1415bb1b72
15d1b3169
hex8e7bc98

149404824 has 40 divisors (see below), whose sum is σ = 418473660. Its totient is φ = 49801392.

The previous prime is 149404819. The next prime is 149404859. The reversal of 149404824 is 428404941.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 114634 + ... + 115929.

Almost surely, 2149404824 is an apocalyptic number.

It is an amenable number.

149404824 is an abundant number, since it is smaller than the sum of its proper divisors (269068836).

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

149404824 is a wasteful number, since it uses less digits than its factorization.

149404824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230581 (or 230568 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 149404824 is about 12223.1266049240. The cubic root of 149404824 is about 530.6256098833.

The spelling of 149404824 in words is "one hundred forty-nine million, four hundred four thousand, eight hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 324 648 230563 461126 691689 922252 1383378 1844504 2075067 2766756 4150134 5533512 6225201 8300268 12450402 16600536 18675603 24900804 37351206 49801608 74702412 149404824