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8497013 = 73753619
BaseRepresentation
bin100000011010…
…011101110101
3120222200201012
4200122131311
54133401023
6502042005
7132136430
oct40323565
916880635
108497013
114883a28
122a19305
1319b6725
1411b2817
15b2c978
hex81a775

8497013 has 16 divisors (see below), whose sum is σ = 10177920. Its totient is φ = 6941376.

The previous prime is 8496979. The next prime is 8497031. The reversal of 8497013 is 3107948.

8497013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 8497013 - 26 = 8496949 is a prime.

It is a super-3 number, since 3×84970133 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8497033) 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, 13418 + ... + 14036.

It is an arithmetic number, because the mean of its divisors is an integer number (636120).

Almost surely, 28497013 is an apocalyptic number.

It is an amenable number.

8497013 is a deficient number, since it is larger than the sum of its proper divisors (1680907).

8497013 is a wasteful number, since it uses less digits than its factorization.

8497013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 8497013 is about 2914.9636361368. The cubic root of 8497013 is about 204.0588466014.

The spelling of 8497013 in words is "eight million, four hundred ninety-seven thousand, thirteen".

Divisors: 1 7 37 53 259 371 619 1961 4333 13727 22903 32807 160321 229649 1213859 8497013