Base | Representation |
---|---|
bin | 101000100001… |
… | …100010111001 |
3 | 201222201020102 |
4 | 220201202321 |
5 | 10204420121 |
6 | 1015405145 |
7 | 156203213 |
oct | 50414271 |
9 | 21881212 |
10 | 10623161 |
11 | 5aa637a |
12 | 36837b5 |
13 | 227c3c3 |
14 | 15a75b3 |
15 | dec90b |
hex | a218b9 |
10623161 has 4 divisors (see below), whose sum is σ = 10823652. Its totient is φ = 10422672.
The previous prime is 10623157. The next prime is 10623163. The reversal of 10623161 is 16132601.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16132601 = 3109 ⋅5189.
It can be written as a sum of positive squares in 2 ways, for example, as 9265936 + 1357225 = 3044^2 + 1165^2 .
It is a cyclic number.
It is not a de Polignac number, because 10623161 - 22 = 10623157 is a prime.
It is a super-2 number, since 2×106231612 = 225703099263842, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10623163) 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, 100166 + ... + 100271.
It is an arithmetic number, because the mean of its divisors is an integer number (2705913).
Almost surely, 210623161 is an apocalyptic number.
It is an amenable number.
10623161 is a deficient number, since it is larger than the sum of its proper divisors (200491).
10623161 is an equidigital number, since it uses as much as digits as its factorization.
10623161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200490.
The product of its (nonzero) digits is 216, while the sum is 20.
The square root of 10623161 is about 3259.3191006712. The cubic root of 10623161 is about 219.8287993157.
Adding to 10623161 its reverse (16132601), we get a palindrome (26755762).
The spelling of 10623161 in words is "ten million, six hundred twenty-three thousand, one hundred sixty-one".
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