Base | Representation |
---|---|
bin | 1111110011111… |
… | …00101100111101 |
3 | 100020120101000111 |
4 | 13321330230331 |
5 | 232423200412 |
6 | 21054430021 |
7 | 3200230225 |
oct | 771745475 |
9 | 306511014 |
10 | 132631357 |
11 | 689599a1 |
12 | 38502311 |
13 | 2162a3c1 |
14 | 13887085 |
15 | b99d2a7 |
hex | 7e7cb3d |
132631357 has 2 divisors, whose sum is σ = 132631358. Its totient is φ = 132631356.
The previous prime is 132631327. The next prime is 132631379. The reversal of 132631357 is 753136231.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 95531076 + 37100281 = 9774^2 + 6091^2 .
It is a cyclic number.
It is not a de Polignac number, because 132631357 - 219 = 132107069 is a prime.
It is a super-2 number, since 2×1326313572 = 35182153719322898, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (132631327) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66315678 + 66315679.
It is an arithmetic number, because the mean of its divisors is an integer number (66315679).
Almost surely, 2132631357 is an apocalyptic number.
It is an amenable number.
132631357 is a deficient number, since it is larger than the sum of its proper divisors (1).
132631357 is an equidigital number, since it uses as much as digits as its factorization.
132631357 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 11340, while the sum is 31.
The square root of 132631357 is about 11516.5688032504. The cubic root of 132631357 is about 509.9748251062.
Adding to 132631357 its reverse (753136231), we get a palindrome (885767588).
The spelling of 132631357 in words is "one hundred thirty-two million, six hundred thirty-one thousand, three hundred fifty-seven".
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