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75631014 = 23229144887
BaseRepresentation
bin1001000001000…
…00100110100110
312021022110020200
410200200212212
5123330143024
611301011330
71605565404
oct440404646
9167273220
1075631014
1139767778
12213b3b46
13128908a4
14a08a474
15698e2c9
hex48209a6

75631014 has 24 divisors (see below), whose sum is σ = 169518960. Its totient is φ = 24340848.

The previous prime is 75630967. The next prime is 75631021. The reversal of 75631014 is 41013657.

It is a Curzon number.

It is a congruent number.

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, 71922 + ... + 72965.

It is an arithmetic number, because the mean of its divisors is an integer number (7063290).

Almost surely, 275631014 is an apocalyptic number.

75631014 is an abundant number, since it is smaller than the sum of its proper divisors (93887946).

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

75631014 is a wasteful number, since it uses less digits than its factorization.

75631014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144924 (or 144921 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 75631014 is about 8696.6093392770. The cubic root of 75631014 is about 422.8957374270.

The spelling of 75631014 in words is "seventy-five million, six hundred thirty-one thousand, fourteen".

Divisors: 1 2 3 6 9 18 29 58 87 174 261 522 144887 289774 434661 869322 1303983 2607966 4201723 8403446 12605169 25210338 37815507 75631014