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72482192 = 2411533929
BaseRepresentation
bin1000101000111…
…11110110010000
312001101110212122
410110133312100
5122023412232
611105313412
71540042226
oct424376620
9161343778
1072482192
1137a06a42
1220335868
131202a593
1498aab16
15656b312
hex451fd90

72482192 has 20 divisors (see below), whose sum is σ = 140591820. Its totient is φ = 36200448.

The previous prime is 72482171. The next prime is 72482231. The reversal of 72482192 is 29128427.

It can be written as a sum of positive squares in 2 ways, for example, as 32993536 + 39488656 = 5744^2 + 6284^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16484 + ... + 20412.

It is an arithmetic number, because the mean of its divisors is an integer number (7029591).

Almost surely, 272482192 is an apocalyptic number.

It is an amenable number.

72482192 is a deficient number, since it is larger than the sum of its proper divisors (68109628).

72482192 is a wasteful number, since it uses less digits than its factorization.

72482192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5090 (or 5084 counting only the distinct ones).

The product of its digits is 16128, while the sum is 35.

The square root of 72482192 is about 8513.6473969739. The cubic root of 72482192 is about 416.9434025785.

The spelling of 72482192 in words is "seventy-two million, four hundred eighty-two thousand, one hundred ninety-two".

Divisors: 1 2 4 8 16 1153 2306 3929 4612 7858 9224 15716 18448 31432 62864 4530137 9060274 18120548 36241096 72482192