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8552813 is a prime number
BaseRepresentation
bin100000101000…
…000101101101
3121002112020212
4200220011231
54142142223
6503152205
7132461213
oct40500555
917075225
108552813
114911945
122a45665
131a05c49
1411c8cb3
15b3e278
hex82816d

8552813 has 2 divisors, whose sum is σ = 8552814. Its totient is φ = 8552812.

The previous prime is 8552801. The next prime is 8552833. The reversal of 8552813 is 3182558.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7382089 + 1170724 = 2717^2 + 1082^2 .

It is a cyclic number.

It is not a de Polignac number, because 8552813 - 210 = 8551789 is a prime.

It is a super-2 number, since 2×85528132 = 146301220425938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8552813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8552833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4276406 + 4276407.

It is an arithmetic number, because the mean of its divisors is an integer number (4276407).

Almost surely, 28552813 is an apocalyptic number.

It is an amenable number.

8552813 is a deficient number, since it is larger than the sum of its proper divisors (1).

8552813 is an equidigital number, since it uses as much as digits as its factorization.

8552813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9600, while the sum is 32.

The square root of 8552813 is about 2924.5192767359. The cubic root of 8552813 is about 204.5045580969.

The spelling of 8552813 in words is "eight million, five hundred fifty-two thousand, eight hundred thirteen".