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72675244 = 2218168811
BaseRepresentation
bin1000101010011…
…10111110101100
312001202021200201
410111032332230
5122101101434
611113403244
71541505115
oct425167654
9161667621
1072675244
1138028a94
1220409524
1312097405
14991b20c
1565a8614
hex454efac

72675244 has 6 divisors (see below), whose sum is σ = 127181684. Its totient is φ = 36337620.

The previous prime is 72675241. The next prime is 72675259. The reversal of 72675244 is 44257627.

It is not an unprimeable number, because it can be changed into a prime (72675241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9084402 + ... + 9084409.

Almost surely, 272675244 is an apocalyptic number.

It is an amenable number.

72675244 is a deficient number, since it is larger than the sum of its proper divisors (54506440).

72675244 is a wasteful number, since it uses less digits than its factorization.

72675244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18168815 (or 18168813 counting only the distinct ones).

The product of its digits is 94080, while the sum is 37.

The square root of 72675244 is about 8524.9776539297. The cubic root of 72675244 is about 417.3132423944.

The spelling of 72675244 in words is "seventy-two million, six hundred seventy-five thousand, two hundred forty-four".

Divisors: 1 2 4 18168811 36337622 72675244