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80264013 = 3591134013
BaseRepresentation
bin1001100100010…
…11101101001101
312121000211112020
410302023231031
5131021422023
611544200353
71663142604
oct462135515
9177024466
1080264013
11413415a5
1222a690b9
13138235cb
14a934a3b
1570a6de3
hex4c8bb4d

80264013 has 16 divisors (see below), whose sum is σ = 109823040. Its totient is φ = 52123904.

The previous prime is 80263979. The next prime is 80264033. The reversal of 80264013 is 31046208.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-80264013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80264033) 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, 17995 + ... + 22007.

It is an arithmetic number, because the mean of its divisors is an integer number (6863940).

Almost surely, 280264013 is an apocalyptic number.

It is an amenable number.

80264013 is a deficient number, since it is larger than the sum of its proper divisors (29559027).

80264013 is a wasteful number, since it uses less digits than its factorization.

80264013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4188.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 80264013 is about 8959.0185288345. The cubic root of 80264013 is about 431.3604165072.

The spelling of 80264013 in words is "eighty million, two hundred sixty-four thousand, thirteen".

Divisors: 1 3 59 113 177 339 4013 6667 12039 20001 236767 453469 710301 1360407 26754671 80264013