Base | Representation |
---|---|
bin | 111001110100… |
… | …0101100101111 |
3 | 2010001001222110 |
4 | 1303220230233 |
5 | 30230011023 |
6 | 3001415103 |
7 | 515441601 |
oct | 163505457 |
9 | 63031873 |
10 | 30313263 |
11 | 16124892 |
12 | a19a493 |
13 | 6384756 |
14 | 4051171 |
15 | 29dba93 |
hex | 1ce8b2f |
30313263 has 8 divisors (see below), whose sum is σ = 40515376. Its totient is φ = 20160000.
The previous prime is 30313253. The next prime is 30313271. The reversal of 30313263 is 36231303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30313263 - 214 = 30296879 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30313243) 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, 10738 + ... + 13263.
It is an arithmetic number, because the mean of its divisors is an integer number (5064422).
Almost surely, 230313263 is an apocalyptic number.
30313263 is a deficient number, since it is larger than the sum of its proper divisors (10202113).
30313263 is a wasteful number, since it uses less digits than its factorization.
30313263 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24425.
The product of its (nonzero) digits is 972, while the sum is 21.
The square root of 30313263 is about 5505.7481780408. The cubic root of 30313263 is about 311.8010422045.
Adding to 30313263 its reverse (36231303), we get a palindrome (66544566).
The spelling of 30313263 in words is "thirty million, three hundred thirteen thousand, two hundred sixty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •