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141631074 = 23213605261
BaseRepresentation
bin10000111000100…
…01111001100010
3100212111121022100
420130101321202
5242224143244
622015351230
73336562404
oct1034217142
9325447270
10141631074
1172a46582
123b522516
132345b890
1414b4ab74
15c679b69
hex8711e62

141631074 has 24 divisors (see below), whose sum is σ = 330473052. Its totient is φ = 43578720.

The previous prime is 141631067. The next prime is 141631109. The reversal of 141631074 is 470136141.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 138227049 + 3404025 = 11757^2 + 1845^2 .

It is a super-2 number, since 2×1416310742 = 40118722244786952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 302397 + ... + 302864.

Almost surely, 2141631074 is an apocalyptic number.

141631074 is an abundant number, since it is smaller than the sum of its proper divisors (188841978).

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

141631074 is a wasteful number, since it uses less digits than its factorization.

141631074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605282 (or 605279 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 141631074 is about 11900.8854292443. The cubic root of 141631074 is about 521.2581393757.

The spelling of 141631074 in words is "one hundred forty-one million, six hundred thirty-one thousand, seventy-four".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 605261 1210522 1815783 3631566 5447349 7868393 10894698 15736786 23605179 47210358 70815537 141631074