Base | Representation |
---|---|
bin | 1110100101111… |
… | …11000010101000 |
3 | 22112100102222211 |
4 | 13102333002220 |
5 | 222314323240 |
6 | 20051454504 |
7 | 3014346544 |
oct | 722770250 |
9 | 275312884 |
10 | 122417320 |
11 | 63112a43 |
12 | 34bb7434 |
13 | 1c4922ac |
14 | 12388a24 |
15 | ab31bea |
hex | 74bf0a8 |
122417320 has 16 divisors (see below), whose sum is σ = 275439060. Its totient is φ = 48966912.
The previous prime is 122417311. The next prime is 122417329. The reversal of 122417320 is 23714221.
It is an interprime number because it is at equal distance from previous prime (122417311) and next prime (122417329).
It can be written as a sum of positive squares in 2 ways, for example, as 117462244 + 4955076 = 10838^2 + 2226^2 .
It is a junction number, because it is equal to n+sod(n) for n = 122417291 and 122417300.
It is not an unprimeable number, because it can be changed into a prime (122417329) 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, 1530177 + ... + 1530256.
Almost surely, 2122417320 is an apocalyptic number.
122417320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122417320 is an abundant number, since it is smaller than the sum of its proper divisors (153021740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122417320 is a wasteful number, since it uses less digits than its factorization.
122417320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3060444 (or 3060440 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 22.
The square root of 122417320 is about 11064.2360784647. The cubic root of 122417320 is about 496.5324342341.
The spelling of 122417320 in words is "one hundred twenty-two million, four hundred seventeen thousand, three hundred twenty".
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