Base | Representation |
---|---|
bin | 10101001101010101101… |
… | …011110011001110101010 |
3 | 12011022212220102011222221 |
4 | 111031111223303032222 |
5 | 142334304423134410 |
6 | 3033311302104254 |
7 | 210203336666152 |
oct | 25152553631652 |
9 | 5138786364887 |
10 | 1457431458730 |
11 | 512103077275 |
12 | 1b6562a1b08a |
13 | a7587187050 |
14 | 5077bcc9762 |
15 | 27da01484da |
hex | 15355af33aa |
1457431458730 has 32 divisors (see below), whose sum is σ = 2825282552400. Its totient is φ = 538108019712.
The previous prime is 1457431458649. The next prime is 1457431458751. The reversal of 1457431458730 is 378541347541.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 2611925449 + 1454819533281 = 51107^2 + 1206159^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3449266 + ... + 3848674.
Almost surely, 21457431458730 is an apocalyptic number.
1457431458730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1457431458730 is a deficient number, since it is larger than the sum of its proper divisors (1367851093670).
1457431458730 is a wasteful number, since it uses less digits than its factorization.
1457431458730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 427498.
The product of its (nonzero) digits is 5644800, while the sum is 52.
The spelling of 1457431458730 in words is "one trillion, four hundred fifty-seven billion, four hundred thirty-one million, four hundred fifty-eight thousand, seven hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •