Base | Representation |
---|---|
bin | 1111110011001… |
… | …00010001111011 |
3 | 100020101021210112 |
4 | 13321210101323 |
5 | 232412000243 |
6 | 21052334535 |
7 | 3166332461 |
oct | 771442173 |
9 | 306337715 |
10 | 132531323 |
11 | 688a0821 |
12 | 3847444b |
13 | 215c3a02 |
14 | 1385c831 |
15 | b97d818 |
hex | 7e6447b |
132531323 has 4 divisors (see below), whose sum is σ = 135031968. Its totient is φ = 130030680.
The previous prime is 132531319. The next prime is 132531383. The reversal of 132531323 is 323135231.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 132531323 - 22 = 132531319 is a prime.
It is a super-2 number, since 2×1325313232 = 35129103152260658, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (132531383) 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, 1250243 + ... + 1250348.
It is an arithmetic number, because the mean of its divisors is an integer number (33757992).
Almost surely, 2132531323 is an apocalyptic number.
132531323 is a deficient number, since it is larger than the sum of its proper divisors (2500645).
132531323 is an equidigital number, since it uses as much as digits as its factorization.
132531323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2500644.
The product of its digits is 1620, while the sum is 23.
The square root of 132531323 is about 11512.2249369963. The cubic root of 132531323 is about 509.8465807911.
Adding to 132531323 its reverse (323135231), we get a palindrome (455666554).
The spelling of 132531323 in words is "one hundred thirty-two million, five hundred thirty-one thousand, three hundred twenty-three".
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