Base | Representation |
---|---|
bin | 1111101010100… |
… | …01100100101110 |
3 | 100011021010022120 |
4 | 13311101210232 |
5 | 232114444001 |
6 | 21012253410 |
7 | 3153635145 |
oct | 765214456 |
9 | 304233276 |
10 | 131406126 |
11 | 681a2405 |
12 | 38011266 |
13 | 212bb807 |
14 | 1364875c |
15 | b80a236 |
hex | 7d5192e |
131406126 has 8 divisors (see below), whose sum is σ = 262812264. Its totient is φ = 43802040.
The previous prime is 131406103. The next prime is 131406169. The reversal of 131406126 is 621604131.
It is a sphenic number, since it is the product of 3 distinct primes.
131406126 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 131406096 and 131406105.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10950505 + ... + 10950516.
It is an arithmetic number, because the mean of its divisors is an integer number (32851533).
Almost surely, 2131406126 is an apocalyptic number.
131406126 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131406126 is a wasteful number, since it uses less digits than its factorization.
131406126 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21901026.
The product of its (nonzero) digits is 864, while the sum is 24.
The square root of 131406126 is about 11463.2511095239. The cubic root of 131406126 is about 508.3996044627.
The spelling of 131406126 in words is "one hundred thirty-one million, four hundred six thousand, one hundred twenty-six".
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