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8537235013 = 231093405359
BaseRepresentation
bin1111111001101101…
…11101111001000101
3211000222022110210101
413330312331321011
5114441013010023
63531050324101
7421363204666
oct77466757105
924028273711
108537235013
11369105702a
1217a3129631
13a60934368
145adb9336d
1534e76b1ad
hex1fcdbde45

8537235013 has 8 divisors (see below), whose sum is σ = 8990150400. Its totient is φ = 8091130608.

The previous prime is 8537234989. The next prime is 8537235029. The reversal of 8537235013 is 3105327358.

8537235013 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 a de Polignac number, because none of the positive numbers 2k-8537235013 is a prime.

It is a super-2 number, since 2×85372350132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8537235043) 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, 1700173 + ... + 1705186.

It is an arithmetic number, because the mean of its divisors is an integer number (1123768800).

Almost surely, 28537235013 is an apocalyptic number.

It is an amenable number.

8537235013 is a deficient number, since it is larger than the sum of its proper divisors (452915387).

8537235013 is a wasteful number, since it uses less digits than its factorization.

8537235013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3405491.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 8537235013 is about 92397.1591175833. The cubic root of 8537235013 is about 2043.8032195452.

The spelling of 8537235013 in words is "eight billion, five hundred thirty-seven million, two hundred thirty-five thousand, thirteen".

Divisors: 1 23 109 2507 3405359 78323257 371184131 8537235013