Base | Representation |
---|---|
bin | 10111010011010100100110… |
… | …10111010011100101000110 |
3 | 20201102122002111212021210100 |
4 | 23221222103113103211012 |
5 | 23204014423120422132 |
6 | 300551553341504530 |
7 | 13536033313135512 |
oct | 1351522327234506 |
9 | 221378074767710 |
10 | 51241432201542 |
11 | 15366407686460 |
12 | 58b6b23b72146 |
13 | 227907aa04a6b |
14 | c921545d5142 |
15 | 5dcd91e3837c |
hex | 2e9a935d3946 |
51241432201542 has 48 divisors (see below), whose sum is σ = 122000171756112. Its totient is φ = 15414365794560.
The previous prime is 51241432201517. The next prime is 51241432201549. The reversal of 51241432201542 is 24510223414215.
51241432201542 is a `hidden beast` number, since 5 + 1 + 2 + 414 + 3 + 220 + 15 + 4 + 2 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 51241432201497 and 51241432201506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51241432201549) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 944480583 + ... + 944534834.
It is an arithmetic number, because the mean of its divisors is an integer number (2541670244919).
Almost surely, 251241432201542 is an apocalyptic number.
51241432201542 is an abundant number, since it is smaller than the sum of its proper divisors (70758739554570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51241432201542 is a wasteful number, since it uses less digits than its factorization.
51241432201542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1889015573 (or 1889015570 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 36.
Adding to 51241432201542 its reverse (24510223414215), we get a palindrome (75751655615757).
The spelling of 51241432201542 in words is "fifty-one trillion, two hundred forty-one billion, four hundred thirty-two million, two hundred one thousand, five hundred forty-two".
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