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149012796 = 22344328031
BaseRepresentation
bin10001110000111…
…00000100111100
3101101101122010110
420320130010330
5301121402141
622441510020
73456405432
oct1070340474
9341348113
10149012796
1177128579
1241aa2310
1324b4476a
1415b0cd52
15d136e16
hex8e1c13c

149012796 has 24 divisors (see below), whose sum is σ = 348493824. Its totient is φ = 49557040.

The previous prime is 149012779. The next prime is 149012797. The reversal of 149012796 is 697210941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149012797) 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, 8700 + ... + 19331.

It is an arithmetic number, because the mean of its divisors is an integer number (14520576).

Almost surely, 2149012796 is an apocalyptic number.

It is an amenable number.

149012796 is an abundant number, since it is smaller than the sum of its proper divisors (199481028).

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

149012796 is a wasteful number, since it uses less digits than its factorization.

149012796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28481 (or 28479 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 149012796 is about 12207.0797490637. The cubic root of 149012796 is about 530.1610949719.

The spelling of 149012796 in words is "one hundred forty-nine million, twelve thousand, seven hundred ninety-six".

Divisors: 1 2 3 4 6 12 443 886 1329 1772 2658 5316 28031 56062 84093 112124 168186 336372 12417733 24835466 37253199 49670932 74506398 149012796