Base | Representation |
---|---|
bin | 111100011001011… |
… | …100011110111111 |
3 | 2121121201010201022 |
4 | 330121130132333 |
5 | 4033401200411 |
6 | 244314334355 |
7 | 34052635553 |
oct | 7431343677 |
9 | 2547633638 |
10 | 1013303231 |
11 | 47aa8a796 |
12 | 24342a3bb |
13 | 131c17415 |
14 | 98811863 |
15 | 5de5cedb |
hex | 3c65c7bf |
1013303231 has 8 divisors (see below), whose sum is σ = 1101043200. Its totient is φ = 929004120.
The previous prime is 1013303227. The next prime is 1013303261. The reversal of 1013303231 is 1323033101.
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 1013303231 - 22 = 1013303227 is a prime.
It is a super-2 number, since 2×10133032312 = 2053566875910078722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1013303261) 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, 859601 + ... + 860778.
It is an arithmetic number, because the mean of its divisors is an integer number (137630400).
Almost surely, 21013303231 is an apocalyptic number.
1013303231 is a deficient number, since it is larger than the sum of its proper divisors (87739969).
1013303231 is a wasteful number, since it uses less digits than its factorization.
1013303231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1720429.
The product of its (nonzero) digits is 162, while the sum is 17.
The square root of 1013303231 is about 31832.4242086587. The cubic root of 1013303231 is about 1004.4148903922.
Adding to 1013303231 its reverse (1323033101), we get a palindrome (2336336332).
The spelling of 1013303231 in words is "one billion, thirteen million, three hundred three thousand, two hundred thirty-one".
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