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140725692 = 22327155057
BaseRepresentation
bin10000110001101…
…00110110111100
3100210210121100200
420120310312330
5242011210232
621544123500
73326101662
oct1030646674
9323717320
10140725692
1172488328
123b166590
1323202753
1414992c32
15c54b77c
hex8634dbc

140725692 has 36 divisors (see below), whose sum is σ = 360740016. Its totient is φ = 46247040.

The previous prime is 140725691. The next prime is 140725703. The reversal of 140725692 is 296527041.

140725692 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 (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140725691) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24973 + ... + 30084.

It is an arithmetic number, because the mean of its divisors is an integer number (10020556).

Almost surely, 2140725692 is an apocalyptic number.

140725692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140725692 is an abundant number, since it is smaller than the sum of its proper divisors (220014324).

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

140725692 is a wasteful number, since it uses less digits than its factorization.

140725692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55138 (or 55133 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 140725692 is about 11862.7860134119. The cubic root of 140725692 is about 520.1450433658.

The spelling of 140725692 in words is "one hundred forty million, seven hundred twenty-five thousand, six hundred ninety-two".

Divisors: 1 2 3 4 6 9 12 18 36 71 142 213 284 426 639 852 1278 2556 55057 110114 165171 220228 330342 495513 660684 991026 1982052 3909047 7818094 11727141 15636188 23454282 35181423 46908564 70362846 140725692