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140999739870 = 23511427271939
BaseRepresentation
bin1000001101010000111…
…1010100100111011110
3111110221111212221000210
42003110033110213132
54302231413133440
6144435133433250
713121051004543
oct2032417244736
9443844787023
10140999739870
115488574a540
12233b063b826
13103b0a3a952
146b7830cbca
153a038a0a80
hex20d43d49de

140999739870 has 32 divisors (see below), whose sum is σ = 369162956160. Its totient is φ = 34181755040.

The previous prime is 140999739851. The next prime is 140999739893. The reversal of 140999739870 is 78937999041.

140999739870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213635640 + ... + 213636299.

It is an arithmetic number, because the mean of its divisors is an integer number (11536342380).

Almost surely, 2140999739870 is an apocalyptic number.

140999739870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140999739870 is an abundant number, since it is smaller than the sum of its proper divisors (228163216290).

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

140999739870 is a wasteful number, since it uses less digits than its factorization.

140999739870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427271960.

The product of its (nonzero) digits is 30862944, while the sum is 66.

The spelling of 140999739870 in words is "one hundred forty billion, nine hundred ninety-nine million, seven hundred thirty-nine thousand, eight hundred seventy".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 427271939 854543878 1281815817 2136359695 2563631634 4272719390 4699991329 6409079085 9399982658 12818158170 14099973987 23499956645 28199947974 46999913290 70499869935 140999739870