Base | Representation |
---|---|
bin | 11101110010100111000010… |
… | …000001001000011010101010 |
3 | 122011220111200222000110201122 |
4 | 131302213002001020122222 |
5 | 114133122441001103002 |
6 | 1142354153453215242 |
7 | 36411654165216041 |
oct | 3562470201103252 |
9 | 564814628013648 |
10 | 131021232441002 |
11 | 38824879aa6322 |
12 | 12840961791522 |
13 | 581533166ab87 |
14 | 244d666463558 |
15 | 1023269d736a2 |
hex | 7729c20486aa |
131021232441002 has 8 divisors (see below), whose sum is σ = 196551228619812. Its totient is φ = 65504156234400.
The previous prime is 131021232440897. The next prime is 131021232441007. The reversal of 131021232441002 is 200144232120131.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 98561788653241 + 32459443787761 = 9927829^2 + 5697319^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (131021232441007) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3229967699 + ... + 3230008262.
Almost surely, 2131021232441002 is an apocalyptic number.
131021232441002 is a deficient number, since it is larger than the sum of its proper divisors (65529996178810).
131021232441002 is a wasteful number, since it uses less digits than its factorization.
131021232441002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6459986104.
The product of its (nonzero) digits is 2304, while the sum is 26.
Adding to 131021232441002 its reverse (200144232120131), we get a palindrome (331165464561133).
The spelling of 131021232441002 in words is "one hundred thirty-one trillion, twenty-one billion, two hundred thirty-two million, four hundred forty-one thousand, two".
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