Base | Representation |
---|---|
bin | 1100001011111… |
… | …0010000101011 |
3 | 10120011201001100 |
4 | 3002332100223 |
5 | 101041022310 |
6 | 5023252443 |
7 | 1160302350 |
oct | 302762053 |
9 | 116151040 |
10 | 51110955 |
11 | 2693a465 |
12 | 1514a123 |
13 | a786c8c |
14 | 6b06627 |
15 | 4748ec0 |
hex | 30be42b |
51110955 has 24 divisors (see below), whose sum is σ = 101248992. Its totient is φ = 23364864.
The previous prime is 51110953. The next prime is 51110977. The reversal of 51110955 is 55901115.
51110955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 51110955 - 21 = 51110953 is a prime.
It is a super-2 number, since 2×511109552 = 5224659442024050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (51110951) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80814 + ... + 81443.
It is an arithmetic number, because the mean of its divisors is an integer number (4218708).
Almost surely, 251110955 is an apocalyptic number.
51110955 is a deficient number, since it is larger than the sum of its proper divisors (50138037).
51110955 is a wasteful number, since it uses less digits than its factorization.
51110955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 162275 (or 162272 counting only the distinct ones).
The product of its (nonzero) digits is 1125, while the sum is 27.
The square root of 51110955 is about 7149.1926117569. The cubic root of 51110955 is about 371.1117160048. Note that the first 3 decimals are identical.
The spelling of 51110955 in words is "fifty-one million, one hundred ten thousand, nine hundred fifty-five".
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