Base | Representation |
---|---|
bin | 1001011101010111… |
… | …10101010100100111 |
3 | 111002220112210021121 |
4 | 10232223311110213 |
5 | 40400010203311 |
6 | 2155523354411 |
7 | 236562033322 |
oct | 45653652447 |
9 | 14086483247 |
10 | 5078209831 |
11 | 2176576232 |
12 | b98822a07 |
13 | 62c1131b6 |
14 | 36261d7b9 |
15 | 1eac54b71 |
hex | 12eaf5527 |
5078209831 has 2 divisors, whose sum is σ = 5078209832. Its totient is φ = 5078209830.
The previous prime is 5078209817. The next prime is 5078209861. The reversal of 5078209831 is 1389028705.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 5078209831 - 227 = 4943992103 is a prime.
It is a super-2 number, since 2×50782098312 = 51576430175330097122, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5078209811) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2539104915 + 2539104916.
It is an arithmetic number, because the mean of its divisors is an integer number (2539104916).
Almost surely, 25078209831 is an apocalyptic number.
5078209831 is a deficient number, since it is larger than the sum of its proper divisors (1).
5078209831 is an equidigital number, since it uses as much as digits as its factorization.
5078209831 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 120960, while the sum is 43.
The square root of 5078209831 is about 71261.5592798810. The cubic root of 5078209831 is about 1718.8456549457.
The spelling of 5078209831 in words is "five billion, seventy-eight million, two hundred nine thousand, eight hundred thirty-one".
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