Base | Representation |
---|---|
bin | 1011010010101111… |
… | …0111101010111001 |
3 | 21211021010000210122 |
4 | 2310223313222321 |
5 | 22202014232342 |
6 | 1220445223025 |
7 | 135056316146 |
oct | 26453675271 |
9 | 7737100718 |
10 | 3031399097 |
11 | 1316167011 |
12 | 707261a75 |
13 | 39405929c |
14 | 20a85b3cd |
15 | 12b1e74d2 |
hex | b4af7ab9 |
3031399097 has 2 divisors, whose sum is σ = 3031399098. Its totient is φ = 3031399096.
The previous prime is 3031399069. The next prime is 3031399127. The reversal of 3031399097 is 7909931303.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2725988521 + 305410576 = 52211^2 + 17476^2 .
It is an emirp because it is prime and its reverse (7909931303) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3031399097 - 216 = 3031333561 is a prime.
It is not a weakly prime, because it can be changed into another prime (3031399997) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1515699548 + 1515699549.
It is an arithmetic number, because the mean of its divisors is an integer number (1515699549).
Almost surely, 23031399097 is an apocalyptic number.
It is an amenable number.
3031399097 is a deficient number, since it is larger than the sum of its proper divisors (1).
3031399097 is an equidigital number, since it uses as much as digits as its factorization.
3031399097 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 137781, while the sum is 44.
The square root of 3031399097 is about 55058.1428764175. The cubic root of 3031399097 is about 1447.2638209187.
The spelling of 3031399097 in words is "three billion, thirty-one million, three hundred ninety-nine thousand, ninety-seven".
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