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140008756157 = 1912539587677
BaseRepresentation
bin1000001001100100101…
…1000001001110111101
3111101101110011201221022
42002121023001032331
54243214220144112
6144152533313525
713054355535314
oct2023113011675
9441343151838
10140008756157
1154417324836
12231747958a5
131028363965a
146ac286b27b
1539968a0d72
hex20992c13bd

140008756157 has 8 divisors (see below), whose sum is σ = 147389642400. Its totient is φ = 132629070384.

The previous prime is 140008756123. The next prime is 140008756187. The reversal of 140008756157 is 751657800041.

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

It is a cyclic number.

It is not a de Polignac number, because 140008756157 - 216 = 140008690621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140008756187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55598 + ... + 532079.

It is an arithmetic number, because the mean of its divisors is an integer number (18423705300).

Almost surely, 2140008756157 is an apocalyptic number.

It is an amenable number.

140008756157 is a deficient number, since it is larger than the sum of its proper divisors (7380886243).

140008756157 is a wasteful number, since it uses less digits than its factorization.

140008756157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600235.

The product of its (nonzero) digits is 235200, while the sum is 44.

The spelling of 140008756157 in words is "one hundred forty billion, eight million, seven hundred fifty-six thousand, one hundred fifty-seven".

Divisors: 1 19 12539 238241 587677 11165863 7368881903 140008756157