Base | Representation |
---|---|
bin | 1100011000000… |
… | …1010111010011 |
3 | 10121200022021021 |
4 | 3012001113103 |
5 | 101242110344 |
6 | 5052340311 |
7 | 1200141253 |
oct | 306012723 |
9 | 117608237 |
10 | 51910099 |
11 | 2733590a |
12 | 15474697 |
13 | a9a6947 |
14 | 6c73963 |
15 | 4855b84 |
hex | 31815d3 |
51910099 has 2 divisors, whose sum is σ = 51910100. Its totient is φ = 51910098.
The previous prime is 51910097. The next prime is 51910123. The reversal of 51910099 is 99001915.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 51910099 - 21 = 51910097 is a prime.
Together with 51910097, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (51910097) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25955049 + 25955050.
It is an arithmetic number, because the mean of its divisors is an integer number (25955050).
Almost surely, 251910099 is an apocalyptic number.
51910099 is a deficient number, since it is larger than the sum of its proper divisors (1).
51910099 is an equidigital number, since it uses as much as digits as its factorization.
51910099 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3645, while the sum is 34.
The square root of 51910099 is about 7204.8663415778. The cubic root of 51910099 is about 373.0358912915.
The spelling of 51910099 in words is "fifty-one million, nine hundred ten thousand, ninety-nine".
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