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141987668718 = 23731109053509
BaseRepresentation
bin1000010000111100011…
…1111110001011101110
3111120111100211220122010
42010033013332023232
54311242320344333
6145121144302050
713154405161560
oct2041707761356
9446440756563
10141987668718
1155242379065
1223627471926
131050a60c62c
146c2d5d7330
153a6049a563
hex210f1fe2ee

141987668718 has 32 divisors (see below), whose sum is σ = 335012382720. Its totient is φ = 39259262880.

The previous prime is 141987668707. The next prime is 141987668729. The reversal of 141987668718 is 817866789141.

It is an interprime number because it is at equal distance from previous prime (141987668707) and next prime (141987668729).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54525453 + ... + 54528056.

It is an arithmetic number, because the mean of its divisors is an integer number (10469136960).

Almost surely, 2141987668718 is an apocalyptic number.

141987668718 is an abundant number, since it is smaller than the sum of its proper divisors (193024714002).

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

141987668718 is a wasteful number, since it uses less digits than its factorization.

141987668718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109053552.

The product of its digits is 32514048, while the sum is 66.

The spelling of 141987668718 in words is "one hundred forty-one billion, nine hundred eighty-seven million, six hundred sixty-eight thousand, seven hundred eighteen".

Divisors: 1 2 3 6 7 14 21 31 42 62 93 186 217 434 651 1302 109053509 218107018 327160527 654321054 763374563 1526749126 2290123689 3380658779 4580247378 6761317558 10141976337 20283952674 23664611453 47329222906 70993834359 141987668718