Base | Representation |
---|---|
bin | 11101110111000111101000… |
… | …110100111011111101101001 |
3 | 122020000010120122101120000002 |
4 | 131313013220310323331221 |
5 | 114203212114011413001 |
6 | 1143152403440552345 |
7 | 36443234420215451 |
oct | 3567075064737551 |
9 | 566003518346002 |
10 | 131331121201001 |
11 | 38934241139347 |
12 | 12890a269226b5 |
13 | 5838619109357 |
14 | 2460662a4cd61 |
15 | 102b35576a46b |
hex | 7771e8d3bf69 |
131331121201001 has 8 divisors (see below), whose sum is σ = 131357727768960. Its totient is φ = 131304516985008.
The previous prime is 131331121200997. The next prime is 131331121201109. The reversal of 131331121201001 is 100102121133131.
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 131331121201001 - 22 = 131331121200997 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131331721201001) 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, 113326640 + ... + 114479646.
It is an arithmetic number, because the mean of its divisors is an integer number (16419715971120).
Almost surely, 2131331121201001 is an apocalyptic number.
It is an amenable number.
131331121201001 is a deficient number, since it is larger than the sum of its proper divisors (26606567959).
131331121201001 is a wasteful number, since it uses less digits than its factorization.
131331121201001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1175983.
The product of its (nonzero) digits is 108, while the sum is 20.
Adding to 131331121201001 its reverse (100102121133131), we get a palindrome (231433242334132).
The spelling of 131331121201001 in words is "one hundred thirty-one trillion, three hundred thirty-one billion, one hundred twenty-one million, two hundred one thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •