Base | Representation |
---|---|
bin | 100101011010010… |
… | …1101000011111101 |
3 | 10020111010101002101 |
4 | 1022310231003331 |
5 | 10032331030140 |
6 | 324322025101 |
7 | 43052062234 |
oct | 11264550375 |
9 | 3214111071 |
10 | 1255330045 |
11 | 594668052 |
12 | 2b04a8191 |
13 | 1700c7958 |
14 | bca13b1b |
15 | 7531999a |
hex | 4ad2d0fd |
1255330045 has 8 divisors (see below), whose sum is σ = 1506631680. Its totient is φ = 1004106960.
The previous prime is 1255330033. The next prime is 1255330049. The reversal of 1255330045 is 5400335521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1255330045 - 219 = 1254805757 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1255329995 and 1255330022.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1255330049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24580 + ... + 55810.
It is an arithmetic number, because the mean of its divisors is an integer number (188328960).
Almost surely, 21255330045 is an apocalyptic number.
It is an amenable number.
1255330045 is a deficient number, since it is larger than the sum of its proper divisors (251301635).
1255330045 is an equidigital number, since it uses as much as digits as its factorization.
1255330045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39275.
The product of its (nonzero) digits is 9000, while the sum is 28.
The square root of 1255330045 is about 35430.6370955985. The cubic root of 1255330045 is about 1078.7462717841.
Adding to 1255330045 its reverse (5400335521), we get a palindrome (6655665566).
The spelling of 1255330045 in words is "one billion, two hundred fifty-five million, three hundred thirty thousand, forty-five".
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