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142312673290 = 2558724244067
BaseRepresentation
bin1000010010001001111…
…1110001000000001010
3111121100000101212002111
42010202133301000022
54312424021021130
6145213314252534
713165432523014
oct2044237610012
9447300355074
10142312673290
1155399880887
12236b828714a
131055ca53728
146c608391b4
153a7dc9802a
hex21227f100a

142312673290 has 16 divisors (see below), whose sum is σ = 256599215712. Its totient is φ = 56828090704.

The previous prime is 142312673267. The next prime is 142312673311. The reversal of 142312673290 is 92376213241.

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, 12116164 + ... + 12127903.

It is an arithmetic number, because the mean of its divisors is an integer number (16037450982).

Almost surely, 2142312673290 is an apocalyptic number.

142312673290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142312673290 is a deficient number, since it is larger than the sum of its proper divisors (114286542422).

142312673290 is a wasteful number, since it uses less digits than its factorization.

142312673290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24244661.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 142312673290 in words is "one hundred forty-two billion, three hundred twelve million, six hundred seventy-three thousand, two hundred ninety".

Divisors: 1 2 5 10 587 1174 2935 5870 24244067 48488134 121220335 242440670 14231267329 28462534658 71156336645 142312673290