Base | Representation |
---|---|
bin | 101000011100011… |
… | …0111000001101010 |
3 | 10111120120221112100 |
4 | 1100320313001222 |
5 | 10234403121410 |
6 | 342354554230 |
7 | 45426004263 |
oct | 12070670152 |
9 | 3446527470 |
10 | 1357082730 |
11 | 637046383 |
12 | 31a598976 |
13 | 188203143 |
14 | cc33d96a |
15 | 7e2188c0 |
hex | 50e3706a |
1357082730 has 48 divisors (see below), whose sum is σ = 3532018464. Its totient is φ = 361519200.
The previous prime is 1357082729. The next prime is 1357082737. The reversal of 1357082730 is 372807531.
1357082730 is a `hidden beast` number, since 1 + 3 + 570 + 82 + 7 + 3 + 0 = 666.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (1357082737) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87417 + ... + 101763.
It is an arithmetic number, because the mean of its divisors is an integer number (73583718).
Almost surely, 21357082730 is an apocalyptic number.
1357082730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1357082730 is an abundant number, since it is smaller than the sum of its proper divisors (2174935734).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1357082730 is a wasteful number, since it uses less digits than its factorization.
1357082730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15411 (or 15408 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 36.
The square root of 1357082730 is about 36838.6038009043. The cubic root of 1357082730 is about 1107.1388941060.
The spelling of 1357082730 in words is "one billion, three hundred fifty-seven million, eighty-two thousand, seven hundred thirty".
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