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72483357 = 31011391721
BaseRepresentation
bin1000101001000…
…00001000011101
312001101112110210
410110200020131
5122023431412
611105323033
71540045512
oct424401035
9161345423
1072483357
1137a07901
1220336479
131202ac7b
1498ab309
15656b83c
hex452021d

72483357 has 16 divisors (see below), whose sum is σ = 98360640. Its totient is φ = 47472000.

The previous prime is 72483349. The next prime is 72483391. The reversal of 72483357 is 75338427.

It is not a de Polignac number, because 72483357 - 23 = 72483349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72483457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41257 + ... + 42977.

It is an arithmetic number, because the mean of its divisors is an integer number (6147540).

Almost surely, 272483357 is an apocalyptic number.

It is an amenable number.

72483357 is a deficient number, since it is larger than the sum of its proper divisors (25877283).

72483357 is a wasteful number, since it uses less digits than its factorization.

72483357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964.

The product of its digits is 141120, while the sum is 39.

The square root of 72483357 is about 8513.7158162579. The cubic root of 72483357 is about 416.9456363982.

The spelling of 72483357 in words is "seventy-two million, four hundred eighty-three thousand, three hundred fifty-seven".

Divisors: 1 3 101 139 303 417 1721 5163 14039 42117 173821 239219 521463 717657 24161119 72483357