Base | Representation |
---|---|
bin | 1100001011110… |
… | …0110000100010 |
3 | 10120011101121110 |
4 | 3002330300202 |
5 | 101040323202 |
6 | 5023204150 |
7 | 1160245410 |
oct | 302746042 |
9 | 116141543 |
10 | 51104802 |
11 | 26935881 |
12 | 15146656 |
13 | a784238 |
14 | 6b042b0 |
15 | 474726c |
hex | 30bcc22 |
51104802 has 32 divisors (see below), whose sum is σ = 120582144. Its totient is φ = 14130000.
The previous prime is 51104783. The next prime is 51104821. The reversal of 51104802 is 20840115.
It is an interprime number because it is at equal distance from previous prime (51104783) and next prime (51104821).
It is a super-2 number, since 2×511048022 = 5223401574918408, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18324 + ... + 20927.
It is an arithmetic number, because the mean of its divisors is an integer number (3768192).
Almost surely, 251104802 is an apocalyptic number.
51104802 is an abundant number, since it is smaller than the sum of its proper divisors (69477342).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51104802 is a wasteful number, since it uses less digits than its factorization.
51104802 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39294.
The product of its (nonzero) digits is 320, while the sum is 21.
The square root of 51104802 is about 7148.7622704913. The cubic root of 51104802 is about 371.0968232939.
Adding to 51104802 its reverse (20840115), we get a palindrome (71944917).
The spelling of 51104802 in words is "fifty-one million, one hundred four thousand, eight hundred two".
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