Base | Representation |
---|---|
bin | 101000011001011… |
… | …1100000011010101 |
3 | 10111110200002012121 |
4 | 1100302330003111 |
5 | 10234003433303 |
6 | 342301415541 |
7 | 45406550554 |
oct | 12062740325 |
9 | 3443602177 |
10 | 1355530453 |
11 | 636186102 |
12 | 319b6a5b1 |
13 | 187aab734 |
14 | cc057d9b |
15 | 7e00d9bd |
hex | 50cbc0d5 |
1355530453 has 4 divisors (see below), whose sum is σ = 1355670540. Its totient is φ = 1355390368.
The previous prime is 1355530447. The next prime is 1355530457. The reversal of 1355530453 is 3540355531.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 590344209 + 765186244 = 24297^2 + 27662^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1355530453 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1355530457) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54358 + ... + 75271.
It is an arithmetic number, because the mean of its divisors is an integer number (338917635).
Almost surely, 21355530453 is an apocalyptic number.
It is an amenable number.
1355530453 is a deficient number, since it is larger than the sum of its proper divisors (140087).
1355530453 is a wasteful number, since it uses less digits than its factorization.
1355530453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140086.
The product of its (nonzero) digits is 67500, while the sum is 34.
The square root of 1355530453 is about 36817.5291539234. The cubic root of 1355530453 is about 1106.7166054524.
Adding to 1355530453 its reverse (3540355531), we get a palindrome (4895885984).
The spelling of 1355530453 in words is "one billion, three hundred fifty-five million, five hundred thirty thousand, four hundred fifty-three".
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