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149027676 = 22371774139
BaseRepresentation
bin10001110000111…
…11101101011100
3101101102101112120
420320133231130
5301122341201
622442102540
73456500010
oct1070375534
9341371476
10149027676
1177138776
1241aaaa50
1324b4b475
1415b14540
15d13b536
hex8e1fb5c

149027676 has 24 divisors (see below), whose sum is σ = 397407360. Its totient is φ = 42579312.

The previous prime is 149027657. The next prime is 149027699. The reversal of 149027676 is 676720941.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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, 886986 + ... + 887153.

It is an arithmetic number, because the mean of its divisors is an integer number (16558640).

Almost surely, 2149027676 is an apocalyptic number.

It is an amenable number.

149027676 is an abundant number, since it is smaller than the sum of its proper divisors (248379684).

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

149027676 is a wasteful number, since it uses less digits than its factorization.

149027676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1774153 (or 1774151 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 149027676 is about 12207.6892162276. The cubic root of 149027676 is about 530.1787411847.

It can be divided in two parts, 14902 and 7676, that added together give a triangular number (22578 = T212).

The spelling of 149027676 in words is "one hundred forty-nine million, twenty-seven thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 1774139 3548278 5322417 7096556 10644834 12418973 21289668 24837946 37256919 49675892 74513838 149027676