Base | Representation |
---|---|
bin | 10111110101000100101110… |
… | …10101111110010011010111 |
3 | 20212112111111112221010211222 |
4 | 23322202113111332103113 |
5 | 23332020013333143111 |
6 | 303240430151320555 |
7 | 14015600046655316 |
oct | 1372422725762327 |
9 | 225474445833758 |
10 | 52401140131031 |
11 | 1577322056661a |
12 | 5a6383798015b |
13 | 2331538887713 |
14 | cd232b84427d |
15 | 60d1196977db |
hex | 2fa89757e4d7 |
52401140131031 has 4 divisors (see below), whose sum is σ = 52401274978152. Its totient is φ = 52401005283912.
The previous prime is 52401140131027. The next prime is 52401140131037. The reversal of 52401140131031 is 13013104110425.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 52401140131031 - 22 = 52401140131027 is a prime.
It is a super-2 number, since 2×524011401310312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52401140131037) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66838976 + ... + 67618421.
It is an arithmetic number, because the mean of its divisors is an integer number (13100318744538).
Almost surely, 252401140131031 is an apocalyptic number.
52401140131031 is a deficient number, since it is larger than the sum of its proper divisors (134847121).
52401140131031 is a wasteful number, since it uses less digits than its factorization.
52401140131031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134847120.
The product of its (nonzero) digits is 1440, while the sum is 26.
Adding to 52401140131031 its reverse (13013104110425), we get a palindrome (65414244241456).
The spelling of 52401140131031 in words is "fifty-two trillion, four hundred one billion, one hundred forty million, one hundred thirty-one thousand, thirty-one".
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