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149495330 = 2531482243
BaseRepresentation
bin10001110100100…
…01111000100010
3101102022011001002
420322101320202
5301232322310
622500112002
73463455305
oct1072217042
9342264032
10149495330
1177428066
1242095602
1324c8329a
1415bd6b3c
15d1ceda5
hex8e91e22

149495330 has 16 divisors (see below), whose sum is σ = 277772544. Its totient is φ = 57869040.

The previous prime is 149495327. The next prime is 149495369. The reversal of 149495330 is 33594941.

It is a super-3 number, since 3×1494953303 (a number of 26 digits) contains 333 as substring.

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, 240812 + ... + 241431.

It is an arithmetic number, because the mean of its divisors is an integer number (17360784).

Almost surely, 2149495330 is an apocalyptic number.

149495330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149495330 is a deficient number, since it is larger than the sum of its proper divisors (128277214).

149495330 is a wasteful number, since it uses less digits than its factorization.

149495330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482281.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 149495330 is about 12226.8282886446. The cubic root of 149495330 is about 530.7327351777.

The spelling of 149495330 in words is "one hundred forty-nine million, four hundred ninety-five thousand, three hundred thirty".

Divisors: 1 2 5 10 31 62 155 310 482243 964486 2411215 4822430 14949533 29899066 74747665 149495330