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75061172 = 22196714741
BaseRepresentation
bin1000111100101…
…01011110110100
312020020111120102
410132111132310
5123203424142
611240453232
71601003144
oct436253664
9166214512
1075061172
113940862a
122117a218
13127213c4
149d7c924
1568ca532
hex47957b4

75061172 has 24 divisors (see below), whose sum is σ = 140343840. Its totient is φ = 35022240.

The previous prime is 75061169. The next prime is 75061211. The reversal of 75061172 is 27116057.

It is a congruent number.

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, 2279 + ... + 12462.

It is an arithmetic number, because the mean of its divisors is an integer number (5847660).

Almost surely, 275061172 is an apocalyptic number.

It is an amenable number.

75061172 is a deficient number, since it is larger than the sum of its proper divisors (65282668).

75061172 is a wasteful number, since it uses less digits than its factorization.

75061172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14831 (or 14829 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 75061172 is about 8663.7850850538. The cubic root of 75061172 is about 421.8309558555.

The spelling of 75061172 in words is "seventy-five million, sixty-one thousand, one hundred seventy-two".

Divisors: 1 2 4 19 38 67 76 134 268 1273 2546 5092 14741 29482 58964 280079 560158 987647 1120316 1975294 3950588 18765293 37530586 75061172