Base | Representation |
---|---|
bin | 1110100101011… |
… | …00001000101000 |
3 | 22112012111202200 |
4 | 13102230020220 |
5 | 222304334010 |
6 | 20050100200 |
7 | 3013605015 |
oct | 722541050 |
9 | 275174680 |
10 | 122339880 |
11 | 6306a843 |
12 | 34b7a660 |
13 | 1c465c80 |
14 | 1236870c |
15 | ab18cc0 |
hex | 74ac228 |
122339880 has 96 divisors (see below), whose sum is σ = 428205960. Its totient is φ = 30113280.
The previous prime is 122339851. The next prime is 122339881. The reversal of 122339880 is 88933221.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 88397604 + 33942276 = 9402^2 + 5826^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (122339881) 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 23 ways as a sum of consecutive naturals, for example, 8391 + ... + 17750.
Almost surely, 2122339880 is an apocalyptic number.
122339880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122339880 is an abundant number, since it is smaller than the sum of its proper divisors (305866080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122339880 is a wasteful number, since it uses less digits than its factorization.
122339880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26171 (or 26164 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 122339880 is about 11060.7359610471. The cubic root of 122339880 is about 496.4277116274.
The spelling of 122339880 in words is "one hundred twenty-two million, three hundred thirty-nine thousand, eight hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •