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149896902 = 2341609337
BaseRepresentation
bin10001110111100…
…11111011000110
3101110001112220010
420323303323012
5301333200102
622512451050
73500050131
oct1073637306
9343045803
10149896902
1177681841
1242249a86
1325093cbc
1415c9d218
15d25dd6c
hex8ef3ec6

149896902 has 16 divisors (see below), whose sum is σ = 307106352. Its totient is φ = 48746880.

The previous prime is 149896883. The next prime is 149896931. The reversal of 149896902 is 209698941.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304423 + ... + 304914.

It is an arithmetic number, because the mean of its divisors is an integer number (19194147).

Almost surely, 2149896902 is an apocalyptic number.

149896902 is an abundant number, since it is smaller than the sum of its proper divisors (157209450).

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

149896902 is a wasteful number, since it uses less digits than its factorization.

149896902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609383.

The product of its (nonzero) digits is 279936, while the sum is 48.

The square root of 149896902 is about 12243.2390322169. The cubic root of 149896902 is about 531.2075256100.

The spelling of 149896902 in words is "one hundred forty-nine million, eight hundred ninety-six thousand, nine hundred two".

Divisors: 1 2 3 6 41 82 123 246 609337 1218674 1828011 3656022 24982817 49965634 74948451 149896902