Base | Representation |
---|---|
bin | 1100011000111… |
… | …1100111000010 |
3 | 10121210021022102 |
4 | 3012033213002 |
5 | 101300442300 |
6 | 5053510402 |
7 | 1200503342 |
oct | 306174702 |
9 | 117707272 |
10 | 51968450 |
11 | 27375736 |
12 | 154a2402 |
13 | a9c7381 |
14 | 6c8ad22 |
15 | 48680d5 |
hex | 318f9c2 |
51968450 has 24 divisors (see below), whose sum is σ = 98029440. Its totient is φ = 20493200.
The previous prime is 51968447. The next prime is 51968453. The reversal of 51968450 is 5486915.
51968450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (51968447) and next prime (51968453).
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (51968453) 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 11 ways as a sum of consecutive naturals, for example, 3770 + ... + 10869.
It is an arithmetic number, because the mean of its divisors is an integer number (4084560).
Almost surely, 251968450 is an apocalyptic number.
51968450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
51968450 is a deficient number, since it is larger than the sum of its proper divisors (46060990).
51968450 is a wasteful number, since it uses less digits than its factorization.
51968450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14722 (or 14717 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 38.
The square root of 51968450 is about 7208.9146201075. The cubic root of 51968450 is about 373.1756127642.
The spelling of 51968450 in words is "fifty-one million, nine hundred sixty-eight thousand, four hundred fifty".
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