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140272125 = 353753437
BaseRepresentation
bin10000101110001…
…10000111111101
3100202221120011220
420113012013331
5241402202000
621530303553
73322202430
oct1027060775
9322846156
10140272125
11721a8584
123ab87bb9
13230a4176
14148b5817
15c4ac1a0
hex85c61fd

140272125 has 32 divisors (see below), whose sum is σ = 266762496. Its totient is φ = 64123200.

The previous prime is 140272091. The next prime is 140272213. The reversal of 140272125 is 521272041.

It is not a de Polignac number, because 140272125 - 26 = 140272061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140272095 and 140272104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24094 + ... + 29343.

It is an arithmetic number, because the mean of its divisors is an integer number (8336328).

Almost surely, 2140272125 is an apocalyptic number.

140272125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140272125 is a deficient number, since it is larger than the sum of its proper divisors (126490371).

140272125 is an equidigital number, since it uses as much as digits as its factorization.

140272125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53462 (or 53452 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 140272125 is about 11843.6533637219. The cubic root of 140272125 is about 519.5856227884.

The spelling of 140272125 in words is "one hundred forty million, two hundred seventy-two thousand, one hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 125 175 375 525 875 2625 53437 160311 267185 374059 801555 1122177 1335925 1870295 4007775 5610885 6679625 9351475 20038875 28054425 46757375 140272125