Base | Representation |
---|---|
bin | 1111100111101… |
… | …10110110100101 |
3 | 100010120020120212 |
4 | 13303312312211 |
5 | 232021101113 |
6 | 21000305205 |
7 | 3150526610 |
oct | 763666645 |
9 | 303506525 |
10 | 131034533 |
11 | 67a69203 |
12 | 37a72205 |
13 | 211bb636 |
14 | 1358d177 |
15 | b7850a8 |
hex | 7cf6da5 |
131034533 has 4 divisors (see below), whose sum is σ = 149753760. Its totient is φ = 112315308.
The previous prime is 131034523. The next prime is 131034569. The reversal of 131034533 is 335430131.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 335430131 = 353 ⋅950227.
It is not a de Polignac number, because 131034533 - 24 = 131034517 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 131034499 and 131034508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131034523) 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, 9359603 + ... + 9359616.
It is an arithmetic number, because the mean of its divisors is an integer number (37438440).
Almost surely, 2131034533 is an apocalyptic number.
It is an amenable number.
131034533 is a deficient number, since it is larger than the sum of its proper divisors (18719227).
131034533 is an equidigital number, since it uses as much as digits as its factorization.
131034533 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18719226.
The product of its (nonzero) digits is 1620, while the sum is 23.
The square root of 131034533 is about 11447.0316239626. The cubic root of 131034533 is about 507.9199310121.
Adding to 131034533 its reverse (335430131), we get a palindrome (466464664).
The spelling of 131034533 in words is "one hundred thirty-one million, thirty-four thousand, five hundred thirty-three".
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