Base | Representation |
---|---|
bin | 1110100011010… |
… | …10011111110001 |
3 | 22111200211222002 |
4 | 13101222133301 |
5 | 222222233100 |
6 | 20040223345 |
7 | 3011405126 |
oct | 721523761 |
9 | 274624862 |
10 | 122071025 |
11 | 629a684a |
12 | 34a6ab55 |
13 | 1c3a079b |
14 | 122d874d |
15 | aab42d5 |
hex | 746a7f1 |
122071025 has 18 divisors (see below), whose sum is σ = 156439206. Its totient is φ = 94488000.
The previous prime is 122071013. The next prime is 122071043. The reversal of 122071025 is 520170221.
It can be written as a sum of positive squares in 3 ways, for example, as 277729 + 121793296 = 527^2 + 11036^2 .
It is not a de Polignac number, because 122071025 - 24 = 122071009 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 122070988 and 122071006.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 21485 + ... + 26565.
It is an arithmetic number, because the mean of its divisors is an integer number (8691067).
Almost surely, 2122071025 is an apocalyptic number.
It is an amenable number.
122071025 is a deficient number, since it is larger than the sum of its proper divisors (34368181).
122071025 is an equidigital number, since it uses as much as digits as its factorization.
122071025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5153 (or 5117 counting only the distinct ones).
The product of its (nonzero) digits is 280, while the sum is 20.
The square root of 122071025 is about 11048.5757000620. The cubic root of 122071025 is about 496.0637938780.
The spelling of 122071025 in words is "one hundred twenty-two million, seventy-one thousand, twenty-five".
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