Base | Representation |
---|---|
bin | 101101101110100… |
… | …0101110000100100 |
3 | 10221221011011211102 |
4 | 1123131011300210 |
5 | 11120243234140 |
6 | 412130255232 |
7 | 53010531446 |
oct | 13335056044 |
9 | 3857134742 |
10 | 1534352420 |
11 | 718113757 |
12 | 369a27518 |
13 | 1b5b5c353 |
14 | 107ac6496 |
15 | 8ea82e15 |
hex | 5b745c24 |
1534352420 has 48 divisors (see below), whose sum is σ = 3263500800. Its totient is φ = 605907456.
The previous prime is 1534352419. The next prime is 1534352423. The reversal of 1534352420 is 242534351.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (1534352423) 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, 638381 + ... + 640779.
It is an arithmetic number, because the mean of its divisors is an integer number (67989600).
Almost surely, 21534352420 is an apocalyptic number.
1534352420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1534352420 is an abundant number, since it is smaller than the sum of its proper divisors (1729148380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1534352420 is a wasteful number, since it uses less digits than its factorization.
1534352420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2804 (or 2802 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 29.
The square root of 1534352420 is about 39170.8108162188. The cubic root of 1534352420 is about 1153.3869701927.
Adding to 1534352420 its reverse (242534351), we get a palindrome (1776886771).
The spelling of 1534352420 in words is "one billion, five hundred thirty-four million, three hundred fifty-two thousand, four hundred twenty".
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