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145714764 = 22313934069
BaseRepresentation
bin10001010111101…
…10111001001100
3101011012002002010
420223312321030
5244300333024
622243101220
73416361246
oct1053667114
9334162063
10145714764
1175285728
1240971810
132425b570
14154d1096
15cbd4b29
hex8af6e4c

145714764 has 24 divisors (see below), whose sum is σ = 366155440. Its totient is φ = 44835264.

The previous prime is 145714753. The next prime is 145714799. The reversal of 145714764 is 467417541.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 466879 + ... + 467190.

Almost surely, 2145714764 is an apocalyptic number.

It is an amenable number.

145714764 is an abundant number, since it is smaller than the sum of its proper divisors (220440676).

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

145714764 is a wasteful number, since it uses less digits than its factorization.

145714764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934089 (or 934087 counting only the distinct ones).

The product of its digits is 94080, while the sum is 39.

The square root of 145714764 is about 12071.2370534258. The cubic root of 145714764 is about 526.2206084506.

The spelling of 145714764 in words is "one hundred forty-five million, seven hundred fourteen thousand, seven hundred sixty-four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 934069 1868138 2802207 3736276 5604414 11208828 12142897 24285794 36428691 48571588 72857382 145714764