Base | Representation |
---|---|
bin | 101000011100011… |
… | …0000100011100001 |
3 | 10111120112121011200 |
4 | 1100320300203201 |
5 | 10234401244400 |
6 | 342354231413 |
7 | 45425534100 |
oct | 12070604341 |
9 | 3446477150 |
10 | 1357056225 |
11 | 637028478 |
12 | 31a585569 |
13 | 1881c4065 |
14 | cc334037 |
15 | 7e210b00 |
hex | 50e308e1 |
1357056225 has 108 divisors (see below), whose sum is σ = 2863472976. Its totient is φ = 612480960.
The previous prime is 1357056223. The next prime is 1357056251. The reversal of 1357056225 is 5226507531.
1357056225 is a `hidden beast` number, since 1 + 3 + 5 + 70 + 562 + 25 = 666.
It is not a de Polignac number, because 1357056225 - 21 = 1357056223 is a prime.
It is a super-2 number, since 2×13570562252 = 3683203195622501250, which contains 22 as substring.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 1357056225.
It is not an unprimeable number, because it can be changed into a prime (1357056223) by changing a digit.
It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 914334 + ... + 915816.
Almost surely, 21357056225 is an apocalyptic number.
1357056225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1357056225 is an abundant number, since it is smaller than the sum of its proper divisors (1506416751).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1357056225 is a wasteful number, since it uses less digits than its factorization.
1357056225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1596 (or 1581 counting only the distinct ones).
The product of its (nonzero) digits is 63000, while the sum is 36.
The square root of 1357056225 is about 36838.2440542434. The cubic root of 1357056225 is about 1107.1316862656.
The spelling of 1357056225 in words is "one billion, three hundred fifty-seven million, fifty-six thousand, two hundred twenty-five".
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