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142812160279 = 2921297130927
BaseRepresentation
bin1000010100000001000…
…1001010000100010111
3111122121211021102102121
42011000101022010113
54314434403112104
6145335040120411
713214006222215
oct2050021120427
9448554242377
10142812160279
1155625817848
1223817606107
131060c389169
146caacd9cb5
153aaca5e254
hex214044a117

142812160279 has 12 divisors (see below), whose sum is σ = 148021697824. Its totient is φ = 137780237952.

The previous prime is 142812160229. The next prime is 142812160319. The reversal of 142812160279 is 972061218241.

It is not a de Polignac number, because 142812160279 - 211 = 142812158231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142812160229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1025314 + ... + 1156240.

Almost surely, 2142812160279 is an apocalyptic number.

142812160279 is a deficient number, since it is larger than the sum of its proper divisors (5209537545).

142812160279 is a wasteful number, since it uses less digits than its factorization.

142812160279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132282 (or 132253 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 43.

It can be divided in two parts, 1428121 and 60279, that added together give a square (1488400 = 12202).

The spelling of 142812160279 in words is "one hundred forty-two billion, eight hundred twelve million, one hundred sixty thousand, two hundred seventy-nine".

Divisors: 1 29 841 1297 37613 130927 1090777 3796883 110109607 169812319 4924557251 142812160279