Base | Representation |
---|---|
bin | 1100001010010… |
… | …1110111010011 |
3 | 10112222121222022 |
4 | 3002211313103 |
5 | 101024323102 |
6 | 5021202055 |
7 | 1156405124 |
oct | 302456723 |
9 | 115877868 |
10 | 51011027 |
11 | 26881381 |
12 | 1510032b |
13 | a750652 |
14 | 6abc04b |
15 | 47295a2 |
hex | 30a5dd3 |
51011027 has 16 divisors (see below), whose sum is σ = 54362112. Its totient is φ = 47792160.
The previous prime is 51010997. The next prime is 51011041. The reversal of 51011027 is 72011015.
It is a cyclic number.
It is not a de Polignac number, because 51011027 - 212 = 51006931 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 51010996 and 51011014.
It is not an unprimeable number, because it can be changed into a prime (51011047) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228638 + ... + 228860.
It is an arithmetic number, because the mean of its divisors is an integer number (3397632).
Almost surely, 251011027 is an apocalyptic number.
51011027 is a deficient number, since it is larger than the sum of its proper divisors (3351085).
51011027 is a wasteful number, since it uses less digits than its factorization.
51011027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 458.
The product of its (nonzero) digits is 70, while the sum is 17.
The square root of 51011027 is about 7142.2004312397. The cubic root of 51011027 is about 370.8697023568.
The spelling of 51011027 in words is "fifty-one million, eleven thousand, twenty-seven".
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