Base | Representation |
---|---|
bin | 111101001100011000… |
… | …1100010100000011000 |
3 | 110120012100010111102020 |
4 | 1322120301202200120 |
5 | 4123113002021404 |
6 | 140211522134440 |
7 | 12331341530505 |
oct | 1723061424030 |
9 | 416170114366 |
10 | 131412142104 |
11 | 50805801421 |
12 | 215757b1420 |
13 | c513614b89 |
14 | 6508c5c4ac |
15 | 3641d05ed9 |
hex | 1e98c62818 |
131412142104 has 128 divisors (see below), whose sum is σ = 349579929600. Its totient is φ = 41094144000.
The previous prime is 131412142073. The next prime is 131412142139. The reversal of 131412142104 is 401241214131.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5764729 + ... + 5787479.
It is an arithmetic number, because the mean of its divisors is an integer number (2731093200).
Almost surely, 2131412142104 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 131412142104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174789964800).
131412142104 is an abundant number, since it is smaller than the sum of its proper divisors (218167787496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131412142104 is a wasteful number, since it uses less digits than its factorization.
131412142104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23025 (or 23021 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 24.
Adding to 131412142104 its reverse (401241214131), we get a palindrome (532653356235).
The spelling of 131412142104 in words is "one hundred thirty-one billion, four hundred twelve million, one hundred forty-two thousand, one hundred four".
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