Base | Representation |
---|---|
bin | 1000111111100000101… |
… | …11000010011010001111 |
3 | 1002112112000102220211012 |
4 | 10133300113002122033 |
5 | 20030240130432124 |
6 | 353535151515435 |
7 | 31215460166222 |
oct | 4376027023217 |
9 | 1075460386735 |
10 | 308975249039 |
11 | 10a043522796 |
12 | 4ba6b228b7b |
13 | 231a0424162 |
14 | 10d511535b9 |
15 | 80855ebe0e |
hex | 47f05c268f |
308975249039 has 2 divisors, whose sum is σ = 308975249040. Its totient is φ = 308975249038.
The previous prime is 308975249029. The next prime is 308975249053. The reversal of 308975249039 is 930942579803.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-308975249039 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (308975249029) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 154487624519 + 154487624520.
It is an arithmetic number, because the mean of its divisors is an integer number (154487624520).
Almost surely, 2308975249039 is an apocalyptic number.
308975249039 is a deficient number, since it is larger than the sum of its proper divisors (1).
308975249039 is an equidigital number, since it uses as much as digits as its factorization.
308975249039 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 14696640, while the sum is 59.
The spelling of 308975249039 in words is "three hundred eight billion, nine hundred seventy-five million, two hundred forty-nine thousand, thirty-nine".
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