Base | Representation |
---|---|
bin | 1110100110011… |
… | …10100001101001 |
3 | 22112110122222220 |
4 | 13103032201221 |
5 | 222323340440 |
6 | 20053104253 |
7 | 3015032502 |
oct | 723164151 |
9 | 275418886 |
10 | 122480745 |
11 | 63156662 |
12 | 35028089 |
13 | 1c4b511a |
14 | 123a3ba9 |
15 | ab458d0 |
hex | 74ce869 |
122480745 has 32 divisors (see below), whose sum is σ = 207022080. Its totient is φ = 61663680.
The previous prime is 122480723. The next prime is 122480747. The reversal of 122480745 is 547084221.
It is not a de Polignac number, because 122480745 - 29 = 122480233 is a prime.
It is not an unprimeable number, because it can be changed into a prime (122480747) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104010 + ... + 105180.
It is an arithmetic number, because the mean of its divisors is an integer number (6469440).
Almost surely, 2122480745 is an apocalyptic number.
122480745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
122480745 is a deficient number, since it is larger than the sum of its proper divisors (84541335).
122480745 is a wasteful number, since it uses less digits than its factorization.
122480745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1565.
The product of its (nonzero) digits is 17920, while the sum is 33.
The square root of 122480745 is about 11067.1019241715. The cubic root of 122480745 is about 496.6181713732.
The spelling of 122480745 in words is "one hundred twenty-two million, four hundred eighty thousand, seven hundred forty-five".
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