Base | Representation |
---|---|
bin | 1110100101111… |
… | …00100011101100 |
3 | 22112022221001002 |
4 | 13102330203230 |
5 | 222314012043 |
6 | 20051335432 |
7 | 3014305103 |
oct | 722744354 |
9 | 275287032 |
10 | 122407148 |
11 | 63106336 |
12 | 34bb1578 |
13 | 1c48a786 |
14 | 1238503a |
15 | ab2dbb8 |
hex | 74bc8ec |
122407148 has 12 divisors (see below), whose sum is σ = 214334232. Its totient is φ = 61168800.
The previous prime is 122407147. The next prime is 122407151. The reversal of 122407148 is 841704221.
It is a self number, because there is not a number n which added to its sum of digits gives 122407148.
It is not an unprimeable number, because it can be changed into a prime (122407147) 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, 248 + ... + 15648.
It is an arithmetic number, because the mean of its divisors is an integer number (17861186).
Almost surely, 2122407148 is an apocalyptic number.
It is an amenable number.
122407148 is a deficient number, since it is larger than the sum of its proper divisors (91927084).
122407148 is a wasteful number, since it uses less digits than its factorization.
122407148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17392 (or 17390 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 29.
The square root of 122407148 is about 11063.7763896420. The cubic root of 122407148 is about 496.5186810935.
The spelling of 122407148 in words is "one hundred twenty-two million, four hundred seven thousand, one hundred forty-eight".
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