Base | Representation |
---|---|
bin | 100101010010000110… |
… | …011101010100011011 |
3 | 10211022220111221000202 |
4 | 211102012131110123 |
5 | 1123441211132311 |
6 | 30220203252415 |
7 | 2615014331144 |
oct | 452206352433 |
9 | 124286457022 |
10 | 40032130331 |
11 | 15a83104036 |
12 | 791281a10b |
13 | 3a0c9220ab |
14 | 1d1a972acb |
15 | 1094731e3b |
hex | 95219d51b |
40032130331 has 4 divisors (see below), whose sum is σ = 40580515752. Its totient is φ = 39483744912.
The previous prime is 40032130301. The next prime is 40032130337. The reversal of 40032130331 is 13303123004.
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 40032130331 - 230 = 38958388507 is a prime.
It is a super-2 number, since 2×400321303312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40032130337) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274192601 + ... + 274192746.
It is an arithmetic number, because the mean of its divisors is an integer number (10145128938).
Almost surely, 240032130331 is an apocalyptic number.
40032130331 is a deficient number, since it is larger than the sum of its proper divisors (548385421).
40032130331 is an equidigital number, since it uses as much as digits as its factorization.
40032130331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 548385420.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 40032130331 its reverse (13303123004), we get a palindrome (53335253335).
The spelling of 40032130331 in words is "forty billion, thirty-two million, one hundred thirty thousand, three hundred thirty-one".
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