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72201482 = 21719111767
BaseRepresentation
bin1000100110110…
…11010100001010
312000212012210222
410103123110022
5121440421412
611055310042
71534462643
oct423332412
9160765728
1072201482
1137835051
122021b322
1311c5c892
1498366ca
156513072
hex44db50a

72201482 has 16 divisors (see below), whose sum is σ = 120709440. Its totient is φ = 32188608.

The previous prime is 72201473. The next prime is 72201487. The reversal of 72201482 is 28410227.

It is not an unprimeable number, because it can be changed into a prime (72201487) 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, 55238 + ... + 56529.

It is an arithmetic number, because the mean of its divisors is an integer number (7544340).

Almost surely, 272201482 is an apocalyptic number.

72201482 is a deficient number, since it is larger than the sum of its proper divisors (48507958).

72201482 is a wasteful number, since it uses less digits than its factorization.

72201482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111805.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 72201482 is about 8497.1455207028. The cubic root of 72201482 is about 416.4044582446.

The spelling of 72201482 in words is "seventy-two million, two hundred one thousand, four hundred eighty-two".

Divisors: 1 2 17 19 34 38 323 646 111767 223534 1900039 2123573 3800078 4247146 36100741 72201482