Base | Representation |
---|---|
bin | 101100100110… |
… | …0000010101010 |
3 | 1121222211112001 |
4 | 1121030002222 |
5 | 21441131023 |
6 | 2153041214 |
7 | 402504445 |
oct | 131140252 |
9 | 47884461 |
10 | 23380138 |
11 | 12219931 |
12 | 79b620a |
13 | 4ac7b02 |
14 | 316865c |
15 | 20bc6ad |
hex | 164c0aa |
23380138 has 8 divisors (see below), whose sum is σ = 36201600. Its totient is φ = 11312940.
The previous prime is 23380081. The next prime is 23380139. The reversal of 23380138 is 83108332.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (23380139) 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, 188488 + ... + 188611.
It is an arithmetic number, because the mean of its divisors is an integer number (4525200).
Almost surely, 223380138 is an apocalyptic number.
23380138 is a deficient number, since it is larger than the sum of its proper divisors (12821462).
23380138 is a wasteful number, since it uses less digits than its factorization.
23380138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 377132.
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 23380138 is about 4835.3012315677. The cubic root of 23380138 is about 285.9449011173.
The spelling of 23380138 in words is "twenty-three million, three hundred eighty thousand, one hundred thirty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •