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140813260 = 22572143687
BaseRepresentation
bin10000110010010…
…10001111001100
3100210222001110221
420121022033030
5242022011020
621550041124
73326615200
oct1031121714
9323861427
10140813260
11725380a5
123b1a91a4
1323233573
14149b6b00
15c5676aa
hex864a3cc

140813260 has 36 divisors (see below), whose sum is σ = 343989072. Its totient is φ = 48278496.

The previous prime is 140813249. The next prime is 140813333. The reversal of 140813260 is 62318041.

140813260 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70864 + ... + 72823.

It is an arithmetic number, because the mean of its divisors is an integer number (9555252).

Almost surely, 2140813260 is an apocalyptic number.

140813260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140813260 is an abundant number, since it is smaller than the sum of its proper divisors (203175812).

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

140813260 is a wasteful number, since it uses less digits than its factorization.

140813260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143710 (or 143701 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 140813260 is about 11866.4763093346. The cubic root of 140813260 is about 520.2529095182.

The spelling of 140813260 in words is "one hundred forty million, eight hundred thirteen thousand, two hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 490 980 143687 287374 574748 718435 1005809 1436870 2011618 2873740 4023236 5029045 7040663 10058090 14081326 20116180 28162652 35203315 70406630 140813260