Base | Representation |
---|---|
bin | 111101111101000… |
… | …1001001101001111 |
3 | 12100212200222212102 |
4 | 1323322021031033 |
5 | 13224140332011 |
6 | 542140425315 |
7 | 102341562641 |
oct | 17372111517 |
9 | 5325628772 |
10 | 2078839631 |
11 | 9774a5a90 |
12 | 4a024823b |
13 | 2718bc52b |
14 | 15a13c891 |
15 | c278773b |
hex | 7be8934f |
2078839631 has 8 divisors (see below), whose sum is σ = 2268169344. Its totient is φ = 1889567320.
The previous prime is 2078839603. The next prime is 2078839649. The reversal of 2078839631 is 1369388702.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2078839631 - 214 = 2078823247 is a prime.
It is a super-2 number, since 2×20788396312 = 8643148422832432322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2078839691) 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 in 7 ways as a sum of consecutive naturals, for example, 103496 + ... + 121938.
It is an arithmetic number, because the mean of its divisors is an integer number (283521168).
Almost surely, 22078839631 is an apocalyptic number.
2078839631 is a deficient number, since it is larger than the sum of its proper divisors (189329713).
2078839631 is a wasteful number, since it uses less digits than its factorization.
2078839631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28701.
The product of its (nonzero) digits is 435456, while the sum is 47.
The square root of 2078839631 is about 45594.2938425413. The cubic root of 2078839631 is about 1276.2634418950.
The spelling of 2078839631 in words is "two billion, seventy-eight million, eight hundred thirty-nine thousand, six hundred thirty-one".
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