Base | Representation |
---|---|
bin | 1010111000000001… |
… | …1001010110100111 |
3 | 21112110020210211122 |
4 | 2232000121112213 |
5 | 21434322330211 |
6 | 1201403324155 |
7 | 132225655451 |
oct | 25600312647 |
9 | 7473223748 |
10 | 2919339431 |
11 | 1268988a18 |
12 | 69582065b |
13 | 376a825a8 |
14 | 1d9a0b2d1 |
15 | 12145e6db |
hex | ae0195a7 |
2919339431 has 2 divisors, whose sum is σ = 2919339432. Its totient is φ = 2919339430.
The previous prime is 2919339413. The next prime is 2919339473. The reversal of 2919339431 is 1349339192.
Together with previous prime (2919339413) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2919339431 is a prime.
It is a super-2 number, since 2×29193394312 = 17045085426782807522, which contains 22 as substring.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2919339931) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1459669715 + 1459669716.
It is an arithmetic number, because the mean of its divisors is an integer number (1459669716).
Almost surely, 22919339431 is an apocalyptic number.
2919339431 is a deficient number, since it is larger than the sum of its proper divisors (1).
2919339431 is an equidigital number, since it uses as much as digits as its factorization.
2919339431 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 157464, while the sum is 44.
The square root of 2919339431 is about 54030.9118098149. The cubic root of 2919339431 is about 1429.2061107608.
The spelling of 2919339431 in words is "two billion, nine hundred nineteen million, three hundred thirty-nine thousand, four hundred thirty-one".
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