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140776014 = 23171380157
BaseRepresentation
bin10000110010000…
…01001001001110
3100210220011101110
420121001021032
5242014313024
621545152450
73326401461
oct1031011116
9323804343
10140776014
1172512115
123b18b726
132321c622
14149a72d8
15c55b629
hex864124e

140776014 has 16 divisors (see below), whose sum is σ = 298114128. Its totient is φ = 44164992.

The previous prime is 140775989. The next prime is 140776043. The reversal of 140776014 is 410677041.

It is a super-2 number, since 2×1407760142 = 39635772235456392, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 689977 + ... + 690180.

It is an arithmetic number, because the mean of its divisors is an integer number (18632133).

Almost surely, 2140776014 is an apocalyptic number.

140776014 is an abundant number, since it is smaller than the sum of its proper divisors (157338114).

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

140776014 is a wasteful number, since it uses less digits than its factorization.

140776014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380179.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 140776014 is about 11864.9068264357. The cubic root of 140776014 is about 520.2070354090.

It can be divided in two parts, 1407 and 76014, that added together give a triangular number (77421 = T393).

The spelling of 140776014 in words is "one hundred forty million, seven hundred seventy-six thousand, fourteen".

Divisors: 1 2 3 6 17 34 51 102 1380157 2760314 4140471 8280942 23462669 46925338 70388007 140776014