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140626141 = 8910714767
BaseRepresentation
bin10000110000111…
…00100011011101
3100210121112210121
420120130203131
5242000014031
621542034541
73325205515
oct1030344335
9323545717
10140626141
117241a557
123b118a51
1323199346
1414968845
15c52c011
hex861c8dd

140626141 has 8 divisors (see below), whose sum is σ = 143544960. Its totient is φ = 137737248.

The previous prime is 140626139. The next prime is 140626177. The reversal of 140626141 is 141626041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140626141 - 21 = 140626139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140626121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2140 + ... + 16906.

It is an arithmetic number, because the mean of its divisors is an integer number (17943120).

Almost surely, 2140626141 is an apocalyptic number.

It is an amenable number.

140626141 is a deficient number, since it is larger than the sum of its proper divisors (2918819).

140626141 is a wasteful number, since it uses less digits than its factorization.

140626141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14963.

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

The square root of 140626141 is about 11858.5893343180. The cubic root of 140626141 is about 520.0223622040.

The spelling of 140626141 in words is "one hundred forty million, six hundred twenty-six thousand, one hundred forty-one".

Divisors: 1 89 107 9523 14767 1314263 1580069 140626141