Base | Representation |
---|---|
bin | 100100100011010… |
… | …010111001100111 |
3 | 1120201220102110212 |
4 | 210203102321213 |
5 | 2223441412411 |
6 | 140503410035 |
7 | 21124250033 |
oct | 4443227147 |
9 | 1521812425 |
10 | 613232231 |
11 | 2951764a7 |
12 | 15145391b |
13 | 9a07c711 |
14 | 5b62d1c3 |
15 | 38c8368b |
hex | 248d2e67 |
613232231 has 8 divisors (see below), whose sum is σ = 637572000. Its totient is φ = 589105440.
The previous prime is 613232227. The next prime is 613232237. The reversal of 613232231 is 132232316.
613232231 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 613232231 - 22 = 613232227 is a prime.
It is a super-2 number, since 2×6132322312 = 752107538274474722, 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 = 613232197 and 613232206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (613232237) 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, 47360 + ... + 58901.
It is an arithmetic number, because the mean of its divisors is an integer number (79696500).
Almost surely, 2613232231 is an apocalyptic number.
613232231 is a deficient number, since it is larger than the sum of its proper divisors (24339769).
613232231 is a wasteful number, since it uses less digits than its factorization.
613232231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106489.
The product of its digits is 1296, while the sum is 23.
The square root of 613232231 is about 24763.5262230564. The cubic root of 613232231 is about 849.5879114356.
Adding to 613232231 its reverse (132232316), we get a palindrome (745464547).
The spelling of 613232231 in words is "six hundred thirteen million, two hundred thirty-two thousand, two hundred thirty-one".
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