Base | Representation |
---|---|
bin | 100101100011010000001 |
3 | 2022111212210 |
4 | 10230122001 |
5 | 303333330 |
6 | 42212333 |
7 | 13313235 |
oct | 4543201 |
9 | 2274783 |
10 | 1230465 |
11 | 770515 |
12 | 4b40a9 |
13 | 3410b2 |
14 | 2405c5 |
15 | 1948b0 |
hex | 12c681 |
1230465 has 8 divisors (see below), whose sum is σ = 1968768. Its totient is φ = 656240.
The previous prime is 1230461. The next prime is 1230469. The reversal of 1230465 is 5640321.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (1230461) and next prime (1230469).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1230465 - 22 = 1230461 is a prime.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1230461) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41001 + ... + 41030.
It is an arithmetic number, because the mean of its divisors is an integer number (246096).
21230465 is an apocalyptic number.
1230465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1230465 is a deficient number, since it is larger than the sum of its proper divisors (738303).
1230465 is an equidigital number, since it uses as much as digits as its factorization.
1230465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82039.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 1230465 is about 1109.2632690214. The cubic root of 1230465 is about 107.1576271702.
Adding to 1230465 its reverse (5640321), we get a palindrome (6870786).
The spelling of 1230465 in words is "one million, two hundred thirty thousand, four hundred sixty-five".
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