Base | Representation |
---|---|
bin | 111101011101011… |
… | …111011101110000 |
3 | 2122212021101212000 |
4 | 331131133131300 |
5 | 4102433004412 |
6 | 250152534000 |
7 | 34360361442 |
oct | 7535373560 |
9 | 2585241760 |
10 | 1031141232 |
11 | 48a063740 |
12 | 2493b1300 |
13 | 135821754 |
14 | 9ad36492 |
15 | 607d34dc |
hex | 3d75f770 |
1031141232 has 80 divisors (see below), whose sum is σ = 3228840960. Its totient is φ = 312465600.
The previous prime is 1031141203. The next prime is 1031141233. The reversal of 1031141232 is 2321411301.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1031141233) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103744 + ... + 113247.
It is an arithmetic number, because the mean of its divisors is an integer number (40360512).
Almost surely, 21031141232 is an apocalyptic number.
1031141232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1031141232 is an abundant number, since it is smaller than the sum of its proper divisors (2197699728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1031141232 is a wasteful number, since it uses less digits than its factorization.
1031141232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 217019 (or 217007 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 1031141232 is about 32111.3878865427. The cubic root of 1031141232 is about 1010.2744841011.
Adding to 1031141232 its reverse (2321411301), we get a palindrome (3352552533).
The spelling of 1031141232 in words is "one billion, thirty-one million, one hundred forty-one thousand, two hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.039 sec. • engine limits •