Base | Representation |
---|---|
bin | 101100010001… |
… | …1001001010110 |
3 | 1121200022202001 |
4 | 1120203021112 |
5 | 21420301010 |
6 | 2145305514 |
7 | 401206210 |
oct | 130431126 |
9 | 47608661 |
10 | 23212630 |
11 | 12114aa1 |
12 | 793529a |
13 | 4a697ac |
14 | 31235b0 |
15 | 2087c3a |
hex | 1623256 |
23212630 has 16 divisors (see below), whose sum is σ = 47751840. Its totient is φ = 7958592.
The previous prime is 23212627. The next prime is 23212663. The reversal of 23212630 is 3621232.
It is a junction number, because it is equal to n+sod(n) for n = 23212598 and 23212607.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165735 + ... + 165874.
It is an arithmetic number, because the mean of its divisors is an integer number (2984490).
Almost surely, 223212630 is an apocalyptic number.
23212630 is an abundant number, since it is smaller than the sum of its proper divisors (24539210).
23212630 is a wasteful number, since it uses less digits than its factorization.
23212630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 331623.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 23212630 is about 4817.9487336417. The cubic root of 23212630 is about 285.2603755709.
Adding to 23212630 its reverse (3621232), we get a palindrome (26833862).
The spelling of 23212630 in words is "twenty-three million, two hundred twelve thousand, six hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.204 sec. • engine limits •