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142524178134 = 23134738877299
BaseRepresentation
bin1000010010111100011…
…0100101111011010110
3111121212202101102012020
42010233012211323112
54313342142200014
6145250311434010
713203611345142
oct2045706457326
9447782342166
10142524178134
1155498201578
1223757085906
1310594808520
146c80974222
153a926261a9
hex212f1a5ed6

142524178134 has 32 divisors (see below), whose sum is σ = 313506547200. Its totient is φ = 42920536992.

The previous prime is 142524178133. The next prime is 142524178201. The reversal of 142524178134 is 431871425241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142524178133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19434984 + ... + 19442315.

It is an arithmetic number, because the mean of its divisors is an integer number (9797079600).

Almost surely, 2142524178134 is an apocalyptic number.

142524178134 is an abundant number, since it is smaller than the sum of its proper divisors (170982369066).

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

142524178134 is a wasteful number, since it uses less digits than its factorization.

142524178134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38877364.

The product of its digits is 215040, while the sum is 42.

The spelling of 142524178134 in words is "one hundred forty-two billion, five hundred twenty-four million, one hundred seventy-eight thousand, one hundred thirty-four".

Divisors: 1 2 3 6 13 26 39 47 78 94 141 282 611 1222 1833 3666 38877299 77754598 116631897 233263794 505404887 1010809774 1516214661 1827233053 3032429322 3654466106 5481699159 10963398318 23754029689 47508059378 71262089067 142524178134