Base | Representation |
---|---|
bin | 1100000001100000… |
… | …11011111001101001 |
3 | 121122212111111112122 |
4 | 12000300123321221 |
5 | 101210004220022 |
6 | 2544312121025 |
7 | 315651565604 |
oct | 60060337151 |
9 | 17585444478 |
10 | 6455148137 |
11 | 2812843379 |
12 | 1301996175 |
13 | 7bb478aa9 |
14 | 45344b33b |
15 | 27ba91742 |
hex | 180c1be69 |
6455148137 has 2 divisors, whose sum is σ = 6455148138. Its totient is φ = 6455148136.
The previous prime is 6455148121. The next prime is 6455148157. The reversal of 6455148137 is 7318415546.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 5131716496 + 1323431641 = 71636^2 + 36379^2 .
It is a cyclic number.
It is not a de Polignac number, because 6455148137 - 24 = 6455148121 is a prime.
It is a super-2 number, since 2×64551481372 = 83337874941229141538, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (6455148157) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3227574068 + 3227574069.
It is an arithmetic number, because the mean of its divisors is an integer number (3227574069).
Almost surely, 26455148137 is an apocalyptic number.
It is an amenable number.
6455148137 is a deficient number, since it is larger than the sum of its proper divisors (1).
6455148137 is an equidigital number, since it uses as much as digits as its factorization.
6455148137 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 403200, while the sum is 44.
The square root of 6455148137 is about 80343.9365291495. The cubic root of 6455148137 is about 1861.9531009426.
The spelling of 6455148137 in words is "six billion, four hundred fifty-five million, one hundred forty-eight thousand, one hundred thirty-seven".
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