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6713081 = 31216551
BaseRepresentation
bin11001100110111011111001
3110122001121122
4121212323321
53204304311
6355515025
7111026444
oct31467371
913561548
106713081
113875701
1222b8a75
13151074b
14c6a65b
158c90db
hex666ef9

6713081 has 4 divisors (see below), whose sum is σ = 6929664. Its totient is φ = 6496500.

The previous prime is 6713059. The next prime is 6713087. The reversal of 6713081 is 1803176.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6713081 - 26 = 6713017 is a prime.

It is a super-2 number, since 2×67130812 = 90130913025122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6713081.

It is not an unprimeable number, because it can be changed into a prime (6713087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108245 + ... + 108306.

It is an arithmetic number, because the mean of its divisors is an integer number (1732416).

Almost surely, 26713081 is an apocalyptic number.

It is an amenable number.

6713081 is a deficient number, since it is larger than the sum of its proper divisors (216583).

6713081 is a wasteful number, since it uses less digits than its factorization.

6713081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216582.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 6713081 is about 2590.9614045755. The cubic root of 6713081 is about 188.6429716455.

The spelling of 6713081 in words is "six million, seven hundred thirteen thousand, eighty-one".

Divisors: 1 31 216551 6713081