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140125370 = 25711181981
BaseRepresentation
bin10000101101000…
…10010010111010
3100202200002212112
420112202102322
5241333002440
621523212322
73321021530
oct1026422272
9322602775
10140125370
11721082a0
123ab170a2
1323052428
1414878150
15c47d965
hex85a24ba

140125370 has 32 divisors (see below), whose sum is σ = 314464896. Its totient is φ = 43675200.

The previous prime is 140125369. The next prime is 140125379. The reversal of 140125370 is 73521041.

It is not an unprimeable number, because it can be changed into a prime (140125379) 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, 90221 + ... + 91760.

It is an arithmetic number, because the mean of its divisors is an integer number (9827028).

Almost surely, 2140125370 is an apocalyptic number.

140125370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140125370 is an abundant number, since it is smaller than the sum of its proper divisors (174339526).

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

140125370 is a wasteful number, since it uses less digits than its factorization.

140125370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182006.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 140125370 is about 11837.4562301197. The cubic root of 140125370 is about 519.4043598908.

The spelling of 140125370 in words is "one hundred forty million, one hundred twenty-five thousand, three hundred seventy".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 181981 363962 909905 1273867 1819810 2001791 2547734 4003582 6369335 10008955 12738670 14012537 20017910 28025074 70062685 140125370