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142233862492 = 22294328515209
BaseRepresentation
bin1000010001110111001…
…1001000000101011100
3111121010112002212000001
42010131303020011130
54312243332044432
6145201421144044
713163454611641
oct2043563100534
9447115085001
10142233862492
1155359342097
12236959bb024
131054961b717
146c541a1dc8
153a76dcb9e7
hex211dcc815c

142233862492 has 24 divisors (see below), whose sum is σ = 263480540400. Its totient is φ = 67067769216.

The previous prime is 142233862483. The next prime is 142233862493. The reversal of 142233862492 is 294268332241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142233862493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14252617 + ... + 14262592.

It is an arithmetic number, because the mean of its divisors is an integer number (10978355850).

Almost surely, 2142233862492 is an apocalyptic number.

It is an amenable number.

142233862492 is a deficient number, since it is larger than the sum of its proper divisors (121246677908).

142233862492 is a wasteful number, since it uses less digits than its factorization.

142233862492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28515285 (or 28515283 counting only the distinct ones).

The product of its digits is 995328, while the sum is 46.

The spelling of 142233862492 in words is "one hundred forty-two billion, two hundred thirty-three million, eight hundred sixty-two thousand, four hundred ninety-two".

Divisors: 1 2 4 29 43 58 86 116 172 1247 2494 4988 28515209 57030418 114060836 826941061 1226153987 1653882122 2452307974 3307764244 4904615948 35558465623 71116931246 142233862492