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8752013 = 311032741
BaseRepresentation
bin100001011000…
…101110001101
3121110122111122
4201120232031
54220031023
6511330325
7134251034
oct41305615
917418448
108752013
114a38576
122b209a5
131a7580a
14123b71b
15b7d2c8
hex858b8d

8752013 has 8 divisors (see below), whose sum is σ = 9125376. Its totient is φ = 8384400.

The previous prime is 8751973. The next prime is 8752031. The reversal of 8752013 is 3102578.

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 8752013 - 26 = 8751949 is a prime.

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 (8752033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1823 + ... + 4563.

It is an arithmetic number, because the mean of its divisors is an integer number (1140672).

Almost surely, 28752013 is an apocalyptic number.

It is an amenable number.

8752013 is a deficient number, since it is larger than the sum of its proper divisors (373363).

8752013 is a wasteful number, since it uses less digits than its factorization.

8752013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2875.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 8752013 is about 2958.3801310853. The cubic root of 8752013 is about 206.0800659641.

The spelling of 8752013 in words is "eight million, seven hundred fifty-two thousand, thirteen".

Divisors: 1 31 103 2741 3193 84971 282323 8752013