Base | Representation |
---|---|
bin | 11101110101100010000011… |
… | …001110000010011000001001 |
3 | 122012121201000202020101200220 |
4 | 131311202003032002120021 |
5 | 114144420220313304231 |
6 | 1143030323554020253 |
7 | 36432323352103320 |
oct | 3565420316023011 |
9 | 565551022211626 |
10 | 131222042322441 |
11 | 388a1a56a37424 |
12 | 12873864577689 |
13 | 582b2546bc825 |
14 | 2459275d230b7 |
15 | 10285be472896 |
hex | 775883382609 |
131222042322441 has 16 divisors (see below), whose sum is σ = 199959199125504. Its totient is φ = 74983348696464.
The previous prime is 131222042322431. The next prime is 131222042322499. The reversal of 131222042322441 is 144223240222131.
It is not a de Polignac number, because 131222042322441 - 26 = 131222042322377 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131222042322401) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25753945 + ... + 30425478.
It is an arithmetic number, because the mean of its divisors is an integer number (12497449945344).
Almost surely, 2131222042322441 is an apocalyptic number.
It is an amenable number.
131222042322441 is a deficient number, since it is larger than the sum of its proper divisors (68737156803063).
131222042322441 is a wasteful number, since it uses less digits than its factorization.
131222042322441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56290660.
The product of its (nonzero) digits is 36864, while the sum is 33.
Adding to 131222042322441 its reverse (144223240222131), we get a palindrome (275445282544572).
The spelling of 131222042322441 in words is "one hundred thirty-one trillion, two hundred twenty-two billion, forty-two million, three hundred twenty-two thousand, four hundred forty-one".
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