Base | Representation |
---|---|
bin | 101111110001101110… |
… | …110111001111110111 |
3 | 11220102012102220200020 |
4 | 233301232313033313 |
5 | 1320030324443411 |
6 | 35322250020223 |
7 | 3464160540051 |
oct | 576156671767 |
9 | 156365386606 |
10 | 51300234231 |
11 | 1a8357102a4 |
12 | 9b38417673 |
13 | 4ab725a4ac |
14 | 26a92b28d1 |
15 | 1503ace606 |
hex | bf1bb73f7 |
51300234231 has 8 divisors (see below), whose sum is σ = 68434065024. Its totient is φ = 34183279800.
The previous prime is 51300234217. The next prime is 51300234247. The reversal of 51300234231 is 13243200315.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 51300234231 - 25 = 51300234199 is a prime.
It is a super-2 number, since 2×513002342312 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51300234731) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4211995 + ... + 4224156.
It is an arithmetic number, because the mean of its divisors is an integer number (8554258128).
Almost surely, 251300234231 is an apocalyptic number.
51300234231 is a deficient number, since it is larger than the sum of its proper divisors (17133830793).
51300234231 is a wasteful number, since it uses less digits than its factorization.
51300234231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8438181.
The product of its (nonzero) digits is 2160, while the sum is 24.
Adding to 51300234231 its reverse (13243200315), we get a palindrome (64543434546).
The spelling of 51300234231 in words is "fifty-one billion, three hundred million, two hundred thirty-four thousand, two hundred thirty-one".
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