Base | Representation |
---|---|
bin | 11100000001001111111011… |
… | …001100110100010111111001 |
3 | 121011022210001201020020212111 |
4 | 130001033323030310113321 |
5 | 112123004314002143001 |
6 | 1114031332344212321 |
7 | 34646104026506512 |
oct | 3401177314642771 |
9 | 534283051206774 |
10 | 123231121131001 |
11 | 362a1030282464 |
12 | 119a302516a0a1 |
13 | 539b84c9ac950 |
14 | 22605bd331a09 |
15 | e3a7ce5a4851 |
hex | 7013fb3345f9 |
123231121131001 has 8 divisors (see below), whose sum is σ = 139695198043520. Its totient is φ = 107764867061712.
The previous prime is 123231121130983. The next prime is 123231121131103. The reversal of 123231121131001 is 100131121132321.
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 123231121131001 - 25 = 123231121130969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (123231121131901) 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, 249455710545 + ... + 249455711038.
It is an arithmetic number, because the mean of its divisors is an integer number (17461899755440).
Almost surely, 2123231121131001 is an apocalyptic number.
It is an amenable number.
123231121131001 is a deficient number, since it is larger than the sum of its proper divisors (16464076912519).
123231121131001 is a wasteful number, since it uses less digits than its factorization.
123231121131001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 498911421615.
The product of its (nonzero) digits is 216, while the sum is 22.
Adding to 123231121131001 its reverse (100131121132321), we get a palindrome (223362242263322).
The spelling of 123231121131001 in words is "one hundred twenty-three trillion, two hundred thirty-one billion, one hundred twenty-one million, one hundred thirty-one thousand, one".
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