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6612013253 = 29346365839
BaseRepresentation
bin1100010100001101…
…10101000011000101
3122001210200002000202
412022012311003011
5102020133411003
63012034220245
7322565120366
oct61206650305
918053602022
106612013253
11289334446a
121346424685
13814b0c6a1
1446a201b6d
1528a72a088
hex18a1b50c5

6612013253 has 8 divisors (see below), whose sum is σ = 6842092800. Its totient is φ = 6382072368.

The previous prime is 6612013231. The next prime is 6612013279. The reversal of 6612013253 is 3523102166.

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 6612013253 - 230 = 5538271429 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

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 (6612013753) 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, 67508 + ... + 133346.

It is an arithmetic number, because the mean of its divisors is an integer number (855261600).

Almost surely, 26612013253 is an apocalyptic number.

It is an amenable number.

6612013253 is a deficient number, since it is larger than the sum of its proper divisors (230079547).

6612013253 is a wasteful number, since it uses less digits than its factorization.

6612013253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69331.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 6612013253 is about 81314.2868935097. The cubic root of 6612013253 is about 1876.9148559116.

The spelling of 6612013253 in words is "six billion, six hundred twelve million, thirteen thousand, two hundred fifty-three".

Divisors: 1 29 3463 65839 100427 1909331 228000457 6612013253