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10318501989 = 324917013331
BaseRepresentation
bin10011001110000011…
…11101100001100101
3222122010002012201100
421213001331201211
5132113014030424
64423521150313
7513462551115
oct114701754145
928563065640
1010318501989
1144155862a4
121bbb78b399
13c859958a3
146dc591045
15405d23dc9
hex26707d865

10318501989 has 24 divisors (see below), whose sum is σ = 14960653344. Its totient is φ = 6853140000.

The previous prime is 10318501981. The next prime is 10318502017. The reversal of 10318501989 is 98910581301.

10318501989 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 10318501989 - 23 = 10318501981 is a prime.

It is a super-2 number, since 2×103185019892 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10318501981) 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 23 ways as a sum of consecutive naturals, for example, 3096054 + ... + 3099384.

It is an arithmetic number, because the mean of its divisors is an integer number (623360556).

Almost surely, 210318501989 is an apocalyptic number.

It is an amenable number.

10318501989 is a deficient number, since it is larger than the sum of its proper divisors (4642151355).

10318501989 is a wasteful number, since it uses less digits than its factorization.

10318501989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4529 (or 4526 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 45.

The spelling of 10318501989 in words is "ten billion, three hundred eighteen million, five hundred one thousand, nine hundred eighty-nine".

Divisors: 1 3 9 491 701 1473 2103 3331 4419 6309 9993 29979 344191 1032573 1635521 2335031 3097719 4906563 7005093 14719689 21015279 1146500221 3439500663 10318501989