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8917013 = 75572287
BaseRepresentation
bin100010000001…
…000000010101
3121210000211202
4202001000111
54240321023
6515042245
7135536060
oct42010025
917700752
108917013
115040536
122ba0385
131b02951
1412818d7
15bb2128
hex881015

8917013 has 8 divisors (see below), whose sum is σ = 10213632. Its totient is φ = 7626096.

The previous prime is 8917009. The next prime is 8917021. The reversal of 8917013 is 3107198.

8917013 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8917013 - 22 = 8917009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8917033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2756 + ... + 5042.

It is an arithmetic number, because the mean of its divisors is an integer number (1276704).

Almost surely, 28917013 is an apocalyptic number.

It is an amenable number.

8917013 is a deficient number, since it is larger than the sum of its proper divisors (1296619).

8917013 is a wasteful number, since it uses less digits than its factorization.

8917013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2851.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 8917013 is about 2986.1368019567. The cubic root of 8917013 is about 207.3670741043.

The spelling of 8917013 in words is "eight million, nine hundred seventeen thousand, thirteen".

Divisors: 1 7 557 2287 3899 16009 1273859 8917013