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142671642962 = 2175569753497
BaseRepresentation
bin1000010011011111100…
…1001000000101010010
3111122021000212101220112
42010313321020011102
54314142420033322
6145313100241322
713210351645562
oct2046771100522
9448230771815
10142671642962
1155563472032
1223798540242
13105b922a514
146c9639cda2
153aa05545e2
hex2137e48152

142671642962 has 16 divisors (see below), whose sum is σ = 226637128440. Its totient is φ = 67127451648.

The previous prime is 142671642857. The next prime is 142671642989. The reversal of 142671642962 is 269246176241.

It is a Cunningham number, because it is equal to 3777192+1.

It can be written as a sum of positive squares in 4 ways, for example, as 111076224961 + 31595418001 = 333281^2 + 177751^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 142671642962.

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, 187403 + ... + 566094.

Almost surely, 2142671642962 is an apocalyptic number.

142671642962 is a deficient number, since it is larger than the sum of its proper divisors (83965485478).

142671642962 is a wasteful number, since it uses less digits than its factorization.

142671642962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759085.

The product of its digits is 1741824, while the sum is 50.

The spelling of 142671642962 in words is "one hundred forty-two billion, six hundred seventy-one million, six hundred forty-two thousand, nine hundred sixty-two".

Divisors: 1 2 17 34 5569 11138 94673 189346 753497 1506994 12809449 25618898 4196224793 8392449586 71335821481 142671642962