Base | Representation |
---|---|
bin | 101011011100110… |
… | …0110101111110001 |
3 | 10202121101002201221 |
4 | 1112321212233301 |
5 | 10441213111424 |
6 | 400400425041 |
7 | 51062204164 |
oct | 12671465761 |
9 | 3677332657 |
10 | 1457941489 |
11 | 688a74024 |
12 | 348318181 |
13 | 1a3087794 |
14 | db8b5adb |
15 | 87edc9e4 |
hex | 56e66bf1 |
1457941489 has 3 divisors (see below), whose sum is σ = 1457979673. Its totient is φ = 1457903306.
The previous prime is 1457941487. The next prime is 1457941519. The reversal of 1457941489 is 9841497541.
The square root of 1457941489 is 38183.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is not a de Polignac number, because 1457941489 - 21 = 1457941487 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1457941483) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 19092 + ... + 57274.
Almost surely, 21457941489 is an apocalyptic number.
1457941489 is the 38183-rd square number.
1457941489 is the 19092-nd centered octagonal number.
It is an amenable number.
1457941489 is a deficient number, since it is larger than the sum of its proper divisors (38184).
1457941489 is an frugal number, since it uses more digits than its factorization.
1457941489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76366 (or 38183 counting only the distinct ones).
The product of its digits is 1451520, while the sum is 52.
The cubic root of 1457941489 is about 1133.9137761345.
The spelling of 1457941489 in words is "one billion, four hundred fifty-seven million, nine hundred forty-one thousand, four hundred eighty-nine".
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