Base | Representation |
---|---|
bin | 11101110010011110100110… |
… | …101111001101011001110000 |
3 | 122011212122100102022212122201 |
4 | 131302132212233031121300 |
5 | 114133000423303322113 |
6 | 1142350100011312544 |
7 | 36411214033562140 |
oct | 3562364657153160 |
9 | 564778312285581 |
10 | 131012184823408 |
11 | 38820a56941309 |
12 | 1283b05774b754 |
13 | 581451c0879b5 |
14 | 244d0489b4920 |
15 | 1022dda8dccdd |
hex | 7727a6bcd670 |
131012184823408 has 80 divisors (see below), whose sum is σ = 295691323919040. Its totient is φ = 55066435227648.
The previous prime is 131012184823391. The next prime is 131012184823427. The reversal of 131012184823408 is 804328481210131.
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, 10248328 + ... + 19158616.
It is an arithmetic number, because the mean of its divisors is an integer number (3696141548988).
Almost surely, 2131012184823408 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 131012184823408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147845661959520).
131012184823408 is an abundant number, since it is smaller than the sum of its proper divisors (164679139095632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131012184823408 is a wasteful number, since it uses less digits than its factorization.
131012184823408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8912834 (or 8912828 counting only the distinct ones).
The product of its (nonzero) digits is 294912, while the sum is 46.
The spelling of 131012184823408 in words is "one hundred thirty-one trillion, twelve billion, one hundred eighty-four million, eight hundred twenty-three thousand, four hundred eight".
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