Base | Representation |
---|---|
bin | 101111100001010001… |
… | …101011111011101011 |
3 | 11212200221221101122122 |
4 | 233201101223323223 |
5 | 1313444140302001 |
6 | 35235024341455 |
7 | 3454266056354 |
oct | 574121537353 |
9 | 155627841578 |
10 | 51024150251 |
11 | 1a703891318 |
12 | 9a7ba7488b |
13 | 4a71cb43a9 |
14 | 2680766d2b |
15 | 14d9746b1b |
hex | be146beeb |
51024150251 has 8 divisors (see below), whose sum is σ = 54632601360. Its totient is φ = 47483147008.
The previous prime is 51024150241. The next prime is 51024150263. The reversal of 51024150251 is 15205142015.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 51024150251 - 234 = 33844281067 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 51024150251.
It is not an unprimeable number, because it can be changed into a prime (51024150241) 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, 16860401 + ... + 16863426.
It is an arithmetic number, because the mean of its divisors is an integer number (6829075170).
Almost surely, 251024150251 is an apocalyptic number.
51024150251 is a deficient number, since it is larger than the sum of its proper divisors (3608451109).
51024150251 is a wasteful number, since it uses less digits than its factorization.
51024150251 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33723933.
The product of its (nonzero) digits is 2000, while the sum is 26.
Adding to 51024150251 its reverse (15205142015), we get a palindrome (66229292266).
The spelling of 51024150251 in words is "fifty-one billion, twenty-four million, one hundred fifty thousand, two hundred fifty-one".
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