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72076675 = 5211223827
BaseRepresentation
bin1000100101111…
…00110110000011
312000121212121111
410102330312003
5121422423200
611052504151
71533433036
oct422746603
9160555544
1072076675
113775a300
122017b057
1311c17b28
14980301d
1564db0ba
hex44bcd83

72076675 has 18 divisors (see below), whose sum is σ = 98242844. Its totient is φ = 52417200.

The previous prime is 72076673. The next prime is 72076727. The reversal of 72076675 is 57667027.

It is not a de Polignac number, because 72076675 - 21 = 72076673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72076673) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 8889 + ... + 14938.

Almost surely, 272076675 is an apocalyptic number.

72076675 is a deficient number, since it is larger than the sum of its proper divisors (26166169).

72076675 is a wasteful number, since it uses less digits than its factorization.

72076675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23859 (or 23843 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 40.

The square root of 72076675 is about 8489.7982897122. The cubic root of 72076675 is about 416.1643885411.

The spelling of 72076675 in words is "seventy-two million, seventy-six thousand, six hundred seventy-five".

Divisors: 1 5 11 25 55 121 275 605 3025 23827 119135 262097 595675 1310485 2883067 6552425 14415335 72076675