Base | Representation |
---|---|
bin | 111101000011101100… |
… | …0101101101001000001 |
3 | 110112110000012112220020 |
4 | 1322013120231221001 |
5 | 4122013311441231 |
6 | 140122541404053 |
7 | 12321200123112 |
oct | 1720730555101 |
9 | 415400175806 |
10 | 131120421441 |
11 | 50676072369 |
12 | 214b3b69629 |
13 | c4980556b9 |
14 | 64bc202209 |
15 | 36263d0396 |
hex | 1e8762da41 |
131120421441 has 8 divisors (see below), whose sum is σ = 175019985504. Its totient is φ = 87317235840.
The previous prime is 131120421433. The next prime is 131120421449. The reversal of 131120421441 is 144124021131.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (131120421433) and next prime (131120421449).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131120421441 - 23 = 131120421433 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131120421449) 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, 24091440 + ... + 24096881.
It is an arithmetic number, because the mean of its divisors is an integer number (21877498188).
Almost surely, 2131120421441 is an apocalyptic number.
It is an amenable number.
131120421441 is a deficient number, since it is larger than the sum of its proper divisors (43899564063).
131120421441 is an equidigital number, since it uses as much as digits as its factorization.
131120421441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48189231.
The product of its (nonzero) digits is 768, while the sum is 24.
Adding to 131120421441 its reverse (144124021131), we get a palindrome (275244442572).
The spelling of 131120421441 in words is "one hundred thirty-one billion, one hundred twenty million, four hundred twenty-one thousand, four hundred forty-one".
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