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8975484309 = 3111937386891
BaseRepresentation
bin10000101101111101…
…10000010110010101
3212011111221211210210
420112332300112111
5121340210444214
64042343440033
7435264233511
oct102676602625
925144854723
108975484309
113896477230
1218a5a56019
13b0067867c
14612073141
15377e87b59
hex216fb0595

8975484309 has 32 divisors (see below), whose sum is σ = 14113820160. Its totient is φ = 5014094400.

The previous prime is 8975484289. The next prime is 8975484319. The reversal of 8975484309 is 9034845798.

8975484309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8975484309 - 219 = 8974960021 is a prime.

It is a super-2 number, since 2×89754843092 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8975484319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 170247 + ... + 216644.

It is an arithmetic number, because the mean of its divisors is an integer number (441056880).

Almost surely, 28975484309 is an apocalyptic number.

It is an amenable number.

8975484309 is a deficient number, since it is larger than the sum of its proper divisors (5138335851).

8975484309 is a wasteful number, since it uses less digits than its factorization.

8975484309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386961.

The product of its (nonzero) digits is 8709120, while the sum is 57.

The square root of 8975484309 is about 94739.0326581394. The cubic root of 8975484309 is about 2078.1934132351.

The spelling of 8975484309 in words is "eight billion, nine hundred seventy-five million, four hundred eighty-four thousand, three hundred nine".

Divisors: 1 3 11 19 33 37 57 111 209 407 627 703 1221 2109 7733 23199 386891 1160673 4255801 7350929 12767403 14314967 22052787 42944901 80860219 157464637 242580657 271984373 472393911 815953119 2991828103 8975484309