Base | Representation |
---|---|
bin | 111101011010111… |
… | …011010000100000 |
3 | 2122211000020020012 |
4 | 331122323100200 |
5 | 4102244444030 |
6 | 250130304052 |
7 | 34351560515 |
oct | 7532732040 |
9 | 2584006205 |
10 | 1030468640 |
11 | 489744383 |
12 | 249128028 |
13 | 135647576 |
14 | 9abdd30c |
15 | 606ee095 |
hex | 3d6bb420 |
1030468640 has 24 divisors (see below), whose sum is σ = 2434482540. Its totient is φ = 412187392.
The previous prime is 1030468631. The next prime is 1030468693. The reversal of 1030468640 is 468640301.
1030468640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 927324304 + 103144336 = 30452^2 + 10156^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a junction number, because it is equal to n+sod(n) for n = 1030468597 and 1030468606.
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, 3220055 + ... + 3220374.
Almost surely, 21030468640 is an apocalyptic number.
1030468640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1030468640 is an abundant number, since it is smaller than the sum of its proper divisors (1404013900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1030468640 is an equidigital number, since it uses as much as digits as its factorization.
1030468640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6440444 (or 6440436 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 32.
The square root of 1030468640 is about 32100.9133826438. The cubic root of 1030468640 is about 1010.0547759725.
The spelling of 1030468640 in words is "one billion, thirty million, four hundred sixty-eight thousand, six hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •