Search a number
-
+
10164545231 = 18475503273
BaseRepresentation
bin10010111011101101…
…01010011011001111
3222020101101101202012
421131312222123033
5131304110421411
64400341251435
7506613131441
oct113566523317
928211341665
1010164545231
114346691305
121b78103b7b
13c5cb0ca09
146c5d56491
153e756218b
hex25ddaa6cf

10164545231 has 4 divisors (see below), whose sum is σ = 10170050352. Its totient is φ = 10159040112.

The previous prime is 10164545221. The next prime is 10164545263. The reversal of 10164545231 is 13254546101.

10164545231 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10164545231 - 226 = 10097436367 is a prime.

It is a super-2 number, since 2×101645452312 (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 (10164545221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2749790 + ... + 2753483.

It is an arithmetic number, because the mean of its divisors is an integer number (2542512588).

Almost surely, 210164545231 is an apocalyptic number.

10164545231 is a deficient number, since it is larger than the sum of its proper divisors (5505121).

10164545231 is an equidigital number, since it uses as much as digits as its factorization.

10164545231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505120.

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 10164545231 in words is "ten billion, one hundred sixty-four million, five hundred forty-five thousand, two hundred thirty-one".

Divisors: 1 1847 5503273 10164545231