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72044315 = 572058409
BaseRepresentation
bin1000100101101…
…00111100011011
312000120020012222
410102310330123
5121420404230
611052054255
71533236510
oct422647433
9160506188
1072044315
1137737a62
122016438b
1311c06195
1497d5307
1564d16e5
hex44b4f1b

72044315 has 8 divisors (see below), whose sum is σ = 98803680. Its totient is φ = 49401792.

The previous prime is 72044311. The next prime is 72044347. The reversal of 72044315 is 51344027.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 72044315 - 22 = 72044311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72044311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1029170 + ... + 1029239.

It is an arithmetic number, because the mean of its divisors is an integer number (12350460).

Almost surely, 272044315 is an apocalyptic number.

72044315 is a deficient number, since it is larger than the sum of its proper divisors (26759365).

72044315 is a wasteful number, since it uses less digits than its factorization.

72044315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058421.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 72044315 is about 8487.8922589769. The cubic root of 72044315 is about 416.1020979525.

The spelling of 72044315 in words is "seventy-two million, forty-four thousand, three hundred fifteen".

Divisors: 1 5 7 35 2058409 10292045 14408863 72044315