Base | Representation |
---|---|
bin | 111101000111000001… |
… | …0010110110010110001 |
3 | 110112201210011101112221 |
4 | 1322032002112302301 |
5 | 4122230343014301 |
6 | 140142005121041 |
7 | 12324023414410 |
oct | 1721602266261 |
9 | 415653141487 |
10 | 131232001201 |
11 | 50723052944 |
12 | 215253b9181 |
13 | c4b51c1b22 |
14 | 64ccd69477 |
15 | 36310c0da1 |
hex | 1e8e096cb1 |
131232001201 has 8 divisors (see below), whose sum is σ = 150232351104. Its totient is φ = 112294881600.
The previous prime is 131232001181. The next prime is 131232001223. The reversal of 131232001201 is 102100232131.
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 131232001201 - 27 = 131232001073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131232001001) 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, 15803125 + ... + 15811426.
It is an arithmetic number, because the mean of its divisors is an integer number (18779043888).
Almost surely, 2131232001201 is an apocalyptic number.
It is an amenable number.
131232001201 is a deficient number, since it is larger than the sum of its proper divisors (19000349903).
131232001201 is an equidigital number, since it uses as much as digits as its factorization.
131232001201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31615151.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 131232001201 its reverse (102100232131), we get a palindrome (233332233332).
The spelling of 131232001201 in words is "one hundred thirty-one billion, two hundred thirty-two million, one thousand, two hundred one".
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