Base | Representation |
---|---|
bin | 101111100001101011… |
… | …010100001110010110 |
3 | 11212201102120201212222 |
4 | 233201223110032112 |
5 | 1314002400301021 |
6 | 35235424342342 |
7 | 3454410141254 |
oct | 574153241626 |
9 | 155642521788 |
10 | 51030868886 |
11 | 1a707660108 |
12 | 9a821749b2 |
13 | 4a734c750a |
14 | 26815d55d4 |
15 | 14da1226ab |
hex | be1ad4396 |
51030868886 has 16 divisors (see below), whose sum is σ = 79486941600. Its totient is φ = 24541913088.
The previous prime is 51030868883. The next prime is 51030868907. The reversal of 51030868886 is 68886803015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51030868883) 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, 1657451 + ... + 1687958.
It is an arithmetic number, because the mean of its divisors is an integer number (4967933850).
Almost surely, 251030868886 is an apocalyptic number.
51030868886 is a deficient number, since it is larger than the sum of its proper divisors (28456072714).
51030868886 is a wasteful number, since it uses less digits than its factorization.
51030868886 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3345703.
The product of its (nonzero) digits is 2211840, while the sum is 53.
The spelling of 51030868886 in words is "fifty-one billion, thirty million, eight hundred sixty-eight thousand, eight hundred eighty-six".
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