Base | Representation |
---|---|
bin | 1100001011101… |
… | …0110111000001 |
3 | 10120010222221102 |
4 | 3002322313001 |
5 | 101040101100 |
6 | 5023104145 |
7 | 1160213630 |
oct | 302726701 |
9 | 116128842 |
10 | 51097025 |
11 | 2692aa51 |
12 | 15142055 |
13 | a780835 |
14 | 6b01517 |
15 | 4744cd5 |
hex | 30badc1 |
51097025 has 12 divisors (see below), whose sum is σ = 72412032. Its totient is φ = 35037840.
The previous prime is 51097003. The next prime is 51097049. The reversal of 51097025 is 52079015.
51097025 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 51097025 - 214 = 51080641 is a prime.
It is a super-2 number, since 2×510970252 = 5221811927701250, which contains 22 as substring.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 145817 + ... + 146166.
It is an arithmetic number, because the mean of its divisors is an integer number (6034336).
Almost surely, 251097025 is an apocalyptic number.
It is an amenable number.
51097025 is a deficient number, since it is larger than the sum of its proper divisors (21315007).
51097025 is a wasteful number, since it uses less digits than its factorization.
51097025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 292000 (or 291995 counting only the distinct ones).
The product of its (nonzero) digits is 3150, while the sum is 29.
The square root of 51097025 is about 7148.2183094810. The cubic root of 51097025 is about 371.0779981458.
The spelling of 51097025 in words is "fifty-one million, ninety-seven thousand, twenty-five".
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