Base | Representation |
---|---|
bin | 1100001011011… |
… | …1100010111010 |
3 | 10120010022022122 |
4 | 3002313202322 |
5 | 101034132300 |
6 | 5022521242 |
7 | 1160126225 |
oct | 302674272 |
9 | 116108278 |
10 | 51083450 |
11 | 26920830 |
12 | 15136222 |
13 | a7775c2 |
14 | 6ada5bc |
15 | 4740c85 |
hex | 30b78ba |
51083450 has 48 divisors (see below), whose sum is σ = 104591520. Its totient is φ = 18408000.
The previous prime is 51083447. The next prime is 51083491. The reversal of 51083450 is 5438015.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71696 + ... + 72404.
It is an arithmetic number, because the mean of its divisors is an integer number (2178990).
Almost surely, 251083450 is an apocalyptic number.
51083450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
51083450 is an abundant number, since it is smaller than the sum of its proper divisors (53508070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51083450 is a wasteful number, since it uses less digits than its factorization.
51083450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 863 (or 858 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 26.
The square root of 51083450 is about 7147.2687090944. The cubic root of 51083450 is about 371.0451336755.
It can be divided in two parts, 5108 and 3450, that added together give a palindrome (8558).
The spelling of 51083450 in words is "fifty-one million, eighty-three thousand, four hundred fifty".
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