Base | Representation |
---|---|
bin | 1110100111000… |
… | …00011010101001 |
3 | 22112121101111222 |
4 | 13103200122221 |
5 | 222333212100 |
6 | 20054431425 |
7 | 3015456236 |
oct | 723403251 |
9 | 275541458 |
10 | 122554025 |
11 | 631a6720 |
12 | 35062575 |
13 | 1c50c599 |
14 | 123c278d |
15 | ab5c485 |
hex | 74e06a9 |
122554025 has 24 divisors (see below), whose sum is σ = 166281024. Its totient is φ = 88862400.
The previous prime is 122554007. The next prime is 122554031. The reversal of 122554025 is 520455221.
It is not a de Polignac number, because 122554025 - 212 = 122549929 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 122553985 and 122554003.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168212 + ... + 168938.
It is an arithmetic number, because the mean of its divisors is an integer number (6928376).
Almost surely, 2122554025 is an apocalyptic number.
It is an amenable number.
122554025 is a deficient number, since it is larger than the sum of its proper divisors (43726999).
122554025 is a wasteful number, since it uses less digits than its factorization.
122554025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1361 (or 1356 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 26.
The square root of 122554025 is about 11070.4121422827. The cubic root of 122554025 is about 496.7171935344.
The spelling of 122554025 in words is "one hundred twenty-two million, five hundred fifty-four thousand, twenty-five".
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