Base | Representation |
---|---|
bin | 101000011010100… |
… | …1110101001110011 |
3 | 10111111210120220112 |
4 | 1100311032221303 |
5 | 10234132142211 |
6 | 342322331535 |
7 | 45414631331 |
oct | 12065165163 |
9 | 3444716815 |
10 | 1356130931 |
11 | 636556271 |
12 | 31a1b9bab |
13 | 187c5bb4c |
14 | cc172b51 |
15 | 7e0cb88b |
hex | 50d4ea73 |
1356130931 has 2 divisors, whose sum is σ = 1356130932. Its totient is φ = 1356130930.
The previous prime is 1356130927. The next prime is 1356130999. The reversal of 1356130931 is 1390316531.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1356130931 - 22 = 1356130927 is a prime.
It is a super-2 number, since 2×13561309312 = 3678182204029853522, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1356130921) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678065465 + 678065466.
It is an arithmetic number, because the mean of its divisors is an integer number (678065466).
Almost surely, 21356130931 is an apocalyptic number.
1356130931 is a deficient number, since it is larger than the sum of its proper divisors (1).
1356130931 is an equidigital number, since it uses as much as digits as its factorization.
1356130931 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7290, while the sum is 32.
The square root of 1356130931 is about 36825.6830350776. The cubic root of 1356130931 is about 1106.8800004950.
The spelling of 1356130931 in words is "one billion, three hundred fifty-six million, one hundred thirty thousand, nine hundred thirty-one".
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