Base | Representation |
---|---|
bin | 1110100100101… |
… | …11010010000000 |
3 | 22112001011121010 |
4 | 13102113102000 |
5 | 222244120324 |
6 | 20044200520 |
7 | 3013101003 |
oct | 722272200 |
9 | 275034533 |
10 | 122254464 |
11 | 63011652 |
12 | 34b39140 |
13 | 1c436127 |
14 | 1234553a |
15 | aaed829 |
hex | 7497480 |
122254464 has 64 divisors (see below), whose sum is σ = 330920640. Its totient is φ = 39975936.
The previous prime is 122254441. The next prime is 122254469. The reversal of 122254464 is 464452221.
It is a tau number, because it is divible by the number of its divisors (64).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122254469) by changing a digit.
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, 17349 + ... + 23355.
It is an arithmetic number, because the mean of its divisors is an integer number (5170635).
Almost surely, 2122254464 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122254464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165460320).
122254464 is an abundant number, since it is smaller than the sum of its proper divisors (208666176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122254464 is an equidigital number, since it uses as much as digits as its factorization.
122254464 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6077 (or 6065 counting only the distinct ones).
The product of its digits is 15360, while the sum is 30.
The square root of 122254464 is about 11056.8740609632. The cubic root of 122254464 is about 496.3121517581.
The spelling of 122254464 in words is "one hundred twenty-two million, two hundred fifty-four thousand, four hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •