Base | Representation |
---|---|
bin | 11101110101110010111000… |
… | …110011001100011000110100 |
3 | 122012200102200200200200200210 |
4 | 131311302320303030120310 |
5 | 114200214232001440104 |
6 | 1143042513533305420 |
7 | 36433533355301625 |
oct | 3565627063143064 |
9 | 565612620620623 |
10 | 131240121124404 |
11 | 388a9693a51976 |
12 | 1287726b035270 |
13 | 582cb76051096 |
14 | 245a0acdc3a4c |
15 | 1028ccb6e4989 |
hex | 775cb8ccc634 |
131240121124404 has 48 divisors (see below), whose sum is σ = 308181335103488. Its totient is φ = 43467516114048.
The previous prime is 131240121124339. The next prime is 131240121124417. The reversal of 131240121124404 is 404421121042131.
It is a super-3 number, since 3×1312401211244043 (a number of 43 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165163917 + ... + 165956619.
Almost surely, 2131240121124404 is an apocalyptic number.
It is an amenable number.
131240121124404 is an abundant number, since it is smaller than the sum of its proper divisors (176941213979084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131240121124404 is a wasteful number, since it uses less digits than its factorization.
131240121124404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 880744 (or 880742 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 30.
Adding to 131240121124404 its reverse (404421121042131), we get a palindrome (535661242166535).
The spelling of 131240121124404 in words is "one hundred thirty-one trillion, two hundred forty billion, one hundred twenty-one million, one hundred twenty-four thousand, four hundred four".
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