Base | Representation |
---|---|
bin | 1111101100001… |
… | …10010011101111 |
3 | 100011200002121121 |
4 | 13312012103233 |
5 | 232143402002 |
6 | 21021041411 |
7 | 3155524660 |
oct | 766062357 |
9 | 304602547 |
10 | 131622127 |
11 | 6832a71a |
12 | 380b6267 |
13 | 21365c20 |
14 | 136a3367 |
15 | b84e237 |
hex | 7d864ef |
131622127 has 8 divisors (see below), whose sum is σ = 161996576. Its totient is φ = 104140512.
The previous prime is 131622121. The next prime is 131622151. The reversal of 131622127 is 721226131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131622127 - 27 = 131621999 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131622121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 723108 + ... + 723289.
It is an arithmetic number, because the mean of its divisors is an integer number (20249572).
Almost surely, 2131622127 is an apocalyptic number.
131622127 is a deficient number, since it is larger than the sum of its proper divisors (30374449).
131622127 is a wasteful number, since it uses less digits than its factorization.
131622127 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1446417.
The product of its digits is 1008, while the sum is 25.
The square root of 131622127 is about 11472.6686956436. The cubic root of 131622127 is about 508.6780153994.
Adding to 131622127 its reverse (721226131), we get a palindrome (852848258).
The spelling of 131622127 in words is "one hundred thirty-one million, six hundred twenty-two thousand, one hundred twenty-seven".
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