Base | Representation |
---|---|
bin | 1111000101111… |
… | …00001111000011 |
3 | 22211012221201202 |
4 | 13202330033003 |
5 | 224402201011 |
6 | 20321251415 |
7 | 3065040410 |
oct | 742741703 |
9 | 284187652 |
10 | 126600131 |
11 | 6550a609 |
12 | 36493b6b |
13 | 202c8128 |
14 | 12b57107 |
15 | b1ab23b |
hex | 78bc3c3 |
126600131 has 8 divisors (see below), whose sum is σ = 145319520. Its totient is φ = 108039168.
The previous prime is 126600091. The next prime is 126600143. The reversal of 126600131 is 131006621.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 126600131 - 214 = 126583747 is a prime.
It is a super-2 number, since 2×1266001312 = 32055186338434322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (126600181) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37886 + ... + 41091.
It is an arithmetic number, because the mean of its divisors is an integer number (18164940).
Almost surely, 2126600131 is an apocalyptic number.
126600131 is a deficient number, since it is larger than the sum of its proper divisors (18719389).
126600131 is an equidigital number, since it uses as much as digits as its factorization.
126600131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79213.
The product of its (nonzero) digits is 216, while the sum is 20.
The square root of 126600131 is about 11251.6723645865. The cubic root of 126600131 is about 502.1244684827.
Adding to 126600131 its reverse (131006621), we get a palindrome (257606752).
The spelling of 126600131 in words is "one hundred twenty-six million, six hundred thousand, one hundred thirty-one".
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