Base | Representation |
---|---|
bin | 111101001100110111… |
… | …1001111000011110110 |
3 | 110120020110120011222112 |
4 | 1322121233033003312 |
5 | 4123131122043012 |
6 | 140213300531022 |
7 | 12331626151100 |
oct | 1723157170366 |
9 | 416213504875 |
10 | 131428315382 |
11 | 50813948671 |
12 | 2157b0b0a72 |
13 | c516a88570 |
14 | 650b06c570 |
15 | 364344d122 |
hex | 1e99bcf0f6 |
131428315382 has 24 divisors (see below), whose sum is σ = 246969693936. Its totient is φ = 51993618768.
The previous prime is 131428315379. The next prime is 131428315441. The reversal of 131428315382 is 283513824131.
It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51579698 + ... + 51582245.
It is an arithmetic number, because the mean of its divisors is an integer number (10290403914).
Almost surely, 2131428315382 is an apocalyptic number.
131428315382 is a deficient number, since it is larger than the sum of its proper divisors (115541378554).
131428315382 is a wasteful number, since it uses less digits than its factorization.
131428315382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 103161972 (or 103161965 counting only the distinct ones).
The product of its digits is 138240, while the sum is 41.
The spelling of 131428315382 in words is "one hundred thirty-one billion, four hundred twenty-eight million, three hundred fifteen thousand, three hundred eighty-two".
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