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7835013 = 321396263
BaseRepresentation
bin11101111000110110000101
3112202001121200
4131320312011
54001210023
6435533113
7123411414
oct35706605
915661550
107835013
11447161a
12275a199
131814304
14107d47b
15a4b743
hex778d85

7835013 has 12 divisors (see below), whose sum is σ = 11400480. Its totient is φ = 5184936.

The previous prime is 7834993. The next prime is 7835021. The reversal of 7835013 is 3105387.

7835013 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7835013 - 26 = 7834949 is a prime.

It is a super-2 number, since 2×78350132 = 122774857420338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7835053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1881 + ... + 4382.

It is an arithmetic number, because the mean of its divisors is an integer number (950040).

Almost surely, 27835013 is an apocalyptic number.

It is an amenable number.

7835013 is a deficient number, since it is larger than the sum of its proper divisors (3565467).

7835013 is a wasteful number, since it uses less digits than its factorization.

7835013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6408 (or 6405 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 7835013 is about 2799.1093226239. The cubic root of 7835013 is about 198.6155468946.

The spelling of 7835013 in words is "seven million, eight hundred thirty-five thousand, thirteen".

Divisors: 1 3 9 139 417 1251 6263 18789 56367 870557 2611671 7835013