Base | Representation |
---|---|
bin | 1110100111001… |
… | …00010100111000 |
3 | 22112122012111010 |
4 | 13103210110320 |
5 | 222334220130 |
6 | 20055033520 |
7 | 3015554025 |
oct | 723442470 |
9 | 275565433 |
10 | 122570040 |
11 | 6320775a |
12 | 3506b8a0 |
13 | 1c516968 |
14 | 123c854c |
15 | ab620b0 |
hex | 74e4538 |
122570040 has 32 divisors (see below), whose sum is σ = 367710480. Its totient is φ = 32685312.
The previous prime is 122570039. The next prime is 122570053. The reversal of 122570040 is 40075221.
It is a junction number, because it is equal to n+sod(n) for n = 122569989 and 122570016.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 510589 + ... + 510828.
Almost surely, 2122570040 is an apocalyptic number.
122570040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122570040 is an abundant number, since it is smaller than the sum of its proper divisors (245140440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122570040 is a wasteful number, since it uses less digits than its factorization.
122570040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1021431 (or 1021427 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 21.
The square root of 122570040 is about 11071.1354431242. The cubic root of 122570040 is about 496.7388291066.
The spelling of 122570040 in words is "one hundred twenty-two million, five hundred seventy thousand, forty".
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