Base | Representation |
---|---|
bin | 11101110100010110101010… |
… | …101100110000111000000101 |
3 | 122012022222002202120010121001 |
4 | 131310112222230300320011 |
5 | 114142103433134410041 |
6 | 1142525220105453301 |
7 | 36423426501253654 |
oct | 3564265254607005 |
9 | 565288082503531 |
10 | 131141100310021 |
11 | 388706a031348a |
12 | 128600351a1231 |
13 | 5823725371819 |
14 | 245539801319b |
15 | 1026433429131 |
hex | 7745aab30e05 |
131141100310021 has 8 divisors (see below), whose sum is σ = 134870716373120. Its totient is φ = 127421234878608.
The previous prime is 131141100309983. The next prime is 131141100310063. The reversal of 131141100310021 is 120013001141131.
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 131141100310021 - 29 = 131141100309509 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131141100310091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2437630641 + ... + 2437684438.
It is an arithmetic number, because the mean of its divisors is an integer number (16858839546640).
Almost surely, 2131141100310021 is an apocalyptic number.
It is an amenable number.
131141100310021 is a deficient number, since it is larger than the sum of its proper divisors (3729616063099).
131141100310021 is an equidigital number, since it uses as much as digits as its factorization.
131141100310021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4875315843.
The product of its (nonzero) digits is 72, while the sum is 19.
Adding to 131141100310021 its reverse (120013001141131), we get a palindrome (251154101451152).
The spelling of 131141100310021 in words is "one hundred thirty-one trillion, one hundred forty-one billion, one hundred million, three hundred ten thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •