Base | Representation |
---|---|
bin | 100101101100001… |
… | …001101100010111 |
3 | 1122001211202002211 |
4 | 211230021230113 |
5 | 2243334043111 |
6 | 142425014251 |
7 | 21445503463 |
oct | 4554115427 |
9 | 1561752084 |
10 | 632331031 |
11 | 2a4a30732 |
12 | 157924387 |
13 | a1008897 |
14 | 5dda14a3 |
15 | 3a7a7521 |
hex | 25b09b17 |
632331031 has 8 divisors (see below), whose sum is σ = 670039344. Its totient is φ = 594679680.
The previous prime is 632331017. The next prime is 632331043. The reversal of 632331031 is 130133236.
632331031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 632331031 - 219 = 631806743 is a prime.
It is a super-2 number, since 2×6323310312 = 799685065531045922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 632330993 and 632331011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (632331131) 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, 9796 + ... + 36886.
It is an arithmetic number, because the mean of its divisors is an integer number (83754918).
Almost surely, 2632331031 is an apocalyptic number.
632331031 is a deficient number, since it is larger than the sum of its proper divisors (37708313).
632331031 is a wasteful number, since it uses less digits than its factorization.
632331031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28481.
The product of its (nonzero) digits is 972, while the sum is 22.
The square root of 632331031 is about 25146.1931711343. The cubic root of 632331031 is about 858.3178906031.
Adding to 632331031 its reverse (130133236), we get a palindrome (762464267).
The spelling of 632331031 in words is "six hundred thirty-two million, three hundred thirty-one thousand, thirty-one".
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