Base | Representation |
---|---|
bin | 11101111000001010110111… |
… | …101100000001001010010001 |
3 | 122020021000220200122122212220 |
4 | 131320022313230001022101 |
5 | 114210402440133122231 |
6 | 1143245503043411253 |
7 | 36451401356250255 |
oct | 3570126754011221 |
9 | 566230820578786 |
10 | 131403311223441 |
11 | 38961916565714 |
12 | 128a2a13083b29 |
13 | 58423821a0a6a |
14 | 2463d50466265 |
15 | 102d17d276896 |
hex | 7782b7b01291 |
131403311223441 has 32 divisors (see below), whose sum is σ = 178238894256000. Its totient is φ = 86086056542208.
The previous prime is 131403311223439. The next prime is 131403311223539. The reversal of 131403311223441 is 144322113304131.
It is a happy number.
It is not a de Polignac number, because 131403311223441 - 21 = 131403311223439 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131403311213441) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10100947545 + ... + 10100960553.
It is an arithmetic number, because the mean of its divisors is an integer number (5569965445500).
Almost surely, 2131403311223441 is an apocalyptic number.
It is an amenable number.
131403311223441 is a deficient number, since it is larger than the sum of its proper divisors (46835583032559).
131403311223441 is a wasteful number, since it uses less digits than its factorization.
131403311223441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29473.
The product of its (nonzero) digits is 20736, while the sum is 33.
Adding to 131403311223441 its reverse (144322113304131), we get a palindrome (275725424527572).
The spelling of 131403311223441 in words is "one hundred thirty-one trillion, four hundred three billion, three hundred eleven million, two hundred twenty-three thousand, four hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •