Base | Representation |
---|---|
bin | 1110111111110110… |
… | …11100100100000100 |
3 | 202210011000101002210 |
4 | 13133323130210010 |
5 | 112442234314311 |
6 | 3410551303420 |
7 | 403350523344 |
oct | 73773344404 |
9 | 22704011083 |
10 | 8051869956 |
11 | 3462086089 |
12 | 168867ab70 |
13 | 9b42046c0 |
14 | 56552ad24 |
15 | 321d443a6 |
hex | 1dfedc904 |
8051869956 has 24 divisors (see below), whose sum is σ = 20232904384. Its totient is φ = 2477498400.
The previous prime is 8051869939. The next prime is 8051869957. The reversal of 8051869956 is 6599681508.
It is a junction number, because it is equal to n+sod(n) for n = 8051869896 and 8051869905.
It is not an unprimeable number, because it can be changed into a prime (8051869957) 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, 25807120 + ... + 25807431.
Almost surely, 28051869956 is an apocalyptic number.
It is an amenable number.
8051869956 is an abundant number, since it is smaller than the sum of its proper divisors (12181034428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8051869956 is a wasteful number, since it uses less digits than its factorization.
8051869956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51614571 (or 51614569 counting only the distinct ones).
The product of its (nonzero) digits is 4665600, while the sum is 57.
The square root of 8051869956 is about 89732.2124769026. The cubic root of 8051869956 is about 2004.3131878519.
The spelling of 8051869956 in words is "eight billion, fifty-one million, eight hundred sixty-nine thousand, nine hundred fifty-six".
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