Base | Representation |
---|---|
bin | 111100011001001… |
… | …001001110010100 |
3 | 2121121120010111102 |
4 | 330121021032110 |
5 | 4033341134330 |
6 | 244312525232 |
7 | 34052156552 |
oct | 7431111624 |
9 | 2547503442 |
10 | 1013224340 |
11 | 47aa36497 |
12 | 2433b0818 |
13 | 131bba53b |
14 | 987d0bd2 |
15 | 5de44945 |
hex | 3c649394 |
1013224340 has 12 divisors (see below), whose sum is σ = 2127771156. Its totient is φ = 405289728.
The previous prime is 1013224339. The next prime is 1013224357. The reversal of 1013224340 is 434223101.
It can be written as a sum of positive squares in 2 ways, for example, as 238270096 + 774954244 = 15436^2 + 27838^2 .
It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 50661217 = 1013224340 / (1 + 0 + 1 + 3 + 2 + 2 + 4 + 3 + 4 + 0).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25330589 + ... + 25330628.
It is an arithmetic number, because the mean of its divisors is an integer number (177314263).
Almost surely, 21013224340 is an apocalyptic number.
1013224340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1013224340 is an abundant number, since it is smaller than the sum of its proper divisors (1114546816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1013224340 is a wasteful number, since it uses less digits than its factorization.
1013224340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50661226 (or 50661224 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 1013224340 is about 31831.1850234954. The cubic root of 1013224340 is about 1004.3888233838.
Adding to 1013224340 its reverse (434223101), we get a palindrome (1447447441).
The spelling of 1013224340 in words is "one billion, thirteen million, two hundred twenty-four thousand, three hundred forty".
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