Base | Representation |
---|---|
bin | 1100001011100… |
… | …0111001100110 |
3 | 10120010120221010 |
4 | 3002320321212 |
5 | 101034321443 |
6 | 5023003050 |
7 | 1160151342 |
oct | 302707146 |
9 | 116116833 |
10 | 51088998 |
11 | 26924a14 |
12 | 15139486 |
13 | a779c9c |
14 | 6adc622 |
15 | 4742733 |
hex | 30b8e66 |
51088998 has 8 divisors (see below), whose sum is σ = 102178008. Its totient is φ = 17029664.
The previous prime is 51088997. The next prime is 51089009. The reversal of 51088998 is 89988015.
51088998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
51088998 is an admirable number.
It is a super-2 number, since 2×510889982 = 5220171433288008, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51088991) 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 3 ways as a sum of consecutive naturals, for example, 4257411 + ... + 4257422.
It is an arithmetic number, because the mean of its divisors is an integer number (12772251).
Almost surely, 251088998 is an apocalyptic number.
51088998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51088998 is a wasteful number, since it uses less digits than its factorization.
51088998 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8514838.
The product of its (nonzero) digits is 207360, while the sum is 48.
The square root of 51088998 is about 7147.6568188463. The cubic root of 51088998 is about 371.0585658398.
The spelling of 51088998 in words is "fifty-one million, eighty-eight thousand, nine hundred ninety-eight".
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