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142142046088 = 2372538250823
BaseRepresentation
bin1000010001100001010…
…0110111111110001000
3111120220010100002120111
42010120110313332020
54312101330433323
6145144341204104
713161261312430
oct2043024677610
9446803302514
10142142046088
1155311530069
122366b100634
13105335b1aa3
146c45d012c0
153a6dce1c0d
hex2118537f88

142142046088 has 16 divisors (see below), whose sum is σ = 304590098880. Its totient is φ = 60918019728.

The previous prime is 142142046047. The next prime is 142142046089. The reversal of 142142046088 is 880640241241.

It is a super-2 number, since 2×1421420460882 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 142142046088.

It is not an unprimeable number, because it can be changed into a prime (142142046089) 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 3 ways as a sum of consecutive naturals, for example, 1269125356 + ... + 1269125467.

It is an arithmetic number, because the mean of its divisors is an integer number (19036881180).

Almost surely, 2142142046088 is an apocalyptic number.

It is an amenable number.

142142046088 is an abundant number, since it is smaller than the sum of its proper divisors (162448052792).

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

142142046088 is a wasteful number, since it uses less digits than its factorization.

142142046088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538250836 (or 2538250832 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 40.

The spelling of 142142046088 in words is "one hundred forty-two billion, one hundred forty-two million, forty-six thousand, eighty-eight".

Divisors: 1 2 4 7 8 14 28 56 2538250823 5076501646 10153003292 17767755761 20306006584 35535511522 71071023044 142142046088