Base | Representation |
---|---|
bin | 101111110011001010… |
… | …011001101100000000 |
3 | 11220110212121001020020 |
4 | 233303022121230000 |
5 | 1320103000333100 |
6 | 35324504213440 |
7 | 3464601521532 |
oct | 576312315400 |
9 | 156425531206 |
10 | 51324230400 |
11 | 1a84820aa43 |
12 | 9b4446a280 |
13 | 4abc20c801 |
14 | 26ac55b852 |
15 | 1505c6e5a0 |
hex | bf3299b00 |
51324230400 has 108 divisors (see below), whose sum is σ = 169380716232. Its totient is φ = 13686456320.
The previous prime is 51324230393. The next prime is 51324230413. The reversal of 51324230400 is 403242315.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1317369 + ... + 1355768.
Almost surely, 251324230400 is an apocalyptic number.
51324230400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
51324230400 is an abundant number, since it is smaller than the sum of its proper divisors (118056485832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51324230400 is a wasteful number, since it uses less digits than its factorization.
51324230400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2673166 (or 2673147 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 24.
Adding to 51324230400 its reverse (403242315), we get a palindrome (51727472715).
The spelling of 51324230400 in words is "fifty-one billion, three hundred twenty-four million, two hundred thirty thousand, four hundred".
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