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149106160 = 2457266261
BaseRepresentation
bin10001110001100…
…10110111110000
3101101120101012101
420320302313300
5301132344120
622443510144
73460244560
oct1070626760
9341511171
10149106160
1177191735
1241b28354
1324b780c8
1415b34da0
15d15490a
hex8e32df0

149106160 has 40 divisors (see below), whose sum is σ = 396197856. Its totient is φ = 51121920.

The previous prime is 149106131. The next prime is 149106161. The reversal of 149106160 is 61601941.

149106160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149106161) 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, 132571 + ... + 133690.

Almost surely, 2149106160 is an apocalyptic number.

149106160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

149106160 is an abundant number, since it is smaller than the sum of its proper divisors (247091696).

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

149106160 is a wasteful number, since it uses less digits than its factorization.

149106160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266281 (or 266275 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 149106160 is about 12210.9033244883. The cubic root of 149106160 is about 530.2717960386.

The spelling of 149106160 in words is "one hundred forty-nine million, one hundred six thousand, one hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 266261 532522 1065044 1331305 1863827 2130088 2662610 3727654 4260176 5325220 7455308 9319135 10650440 14910616 18638270 21300880 29821232 37276540 74553080 149106160