Base | Representation |
---|---|
bin | 101111111110010000… |
… | …110001111100101100 |
3 | 11220221212000002020222 |
4 | 233332100301330230 |
5 | 1320443133431022 |
6 | 35355155430512 |
7 | 3502322421635 |
oct | 577620617454 |
9 | 156855002228 |
10 | 51510452012 |
11 | 1a933341aa8 |
12 | 9b968b5438 |
13 | 4b1b981506 |
14 | 26c919488c |
15 | 15172a6242 |
hex | bfe431f2c |
51510452012 has 6 divisors (see below), whose sum is σ = 90143291028. Its totient is φ = 25755226004.
The previous prime is 51510452003. The next prime is 51510452029. The reversal of 51510452012 is 21025401515.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6438806498 + ... + 6438806505.
It is an arithmetic number, because the mean of its divisors is an integer number (15023881838).
Almost surely, 251510452012 is an apocalyptic number.
It is an amenable number.
51510452012 is a deficient number, since it is larger than the sum of its proper divisors (38632839016).
51510452012 is a wasteful number, since it uses less digits than its factorization.
51510452012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12877613007 (or 12877613005 counting only the distinct ones).
The product of its (nonzero) digits is 2000, while the sum is 26.
Adding to 51510452012 its reverse (21025401515), we get a palindrome (72535853527).
The spelling of 51510452012 in words is "fifty-one billion, five hundred ten million, four hundred fifty-two thousand, twelve".
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