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149656060 = 225137193283
BaseRepresentation
bin10001110101110…
…01000111111100
3101102121022112001
420322321013330
5301302443220
622503352044
73465025021
oct1072710774
9342538461
10149656060
11775278a4
1242152624
132500b4a8
1415c39548
15d21280a
hex8eb91fc

149656060 has 48 divisors (see below), whose sum is σ = 319336416. Its totient is φ = 58908672.

The previous prime is 149656057. The next prime is 149656063. The reversal of 149656060 is 60656941.

It is an interprime number because it is at equal distance from previous prime (149656057) and next prime (149656063).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149656063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 528679 + ... + 528961.

It is an arithmetic number, because the mean of its divisors is an integer number (6652842).

Almost surely, 2149656060 is an apocalyptic number.

149656060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

149656060 is an abundant number, since it is smaller than the sum of its proper divisors (169680356).

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

149656060 is a wasteful number, since it uses less digits than its factorization.

149656060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622 (or 620 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 149656060 is about 12233.3993640361. The cubic root of 149656060 is about 530.9228729320.

It can be divided in two parts, 14965 and 6060, that added together give a square (21025 = 1452).

The spelling of 149656060 in words is "one hundred forty-nine million, six hundred fifty-six thousand, sixty".

Divisors: 1 2 4 5 10 20 137 193 274 283 386 548 566 685 772 965 1132 1370 1415 1930 2740 2830 3860 5660 26441 38771 52882 54619 77542 105764 109238 132205 155084 193855 218476 264410 273095 387710 528820 546190 775420 1092380 7482803 14965606 29931212 37414015 74828030 149656060