Base | Representation |
---|---|
bin | 100111010111111111001 |
3 | 2102112212102 |
4 | 10322333321 |
5 | 312241413 |
6 | 43353145 |
7 | 13652420 |
oct | 4727771 |
9 | 2375772 |
10 | 1290233 |
11 | 80140a |
12 | 5227b5 |
13 | 362369 |
14 | 2582b7 |
15 | 1a7458 |
hex | 13aff9 |
1290233 has 16 divisors (see below), whose sum is σ = 1584000. Its totient is φ = 1026432.
The previous prime is 1290209. The next prime is 1290257. The reversal of 1290233 is 3320921.
It is an interprime number because it is at equal distance from previous prime (1290209) and next prime (1290257).
It is a cyclic number.
It is not a de Polignac number, because 1290233 - 26 = 1290169 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1290203) 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, 11783 + ... + 11891.
It is an arithmetic number, because the mean of its divisors is an integer number (99000).
21290233 is an apocalyptic number.
It is an amenable number.
1290233 is a deficient number, since it is larger than the sum of its proper divisors (293767).
1290233 is a wasteful number, since it uses less digits than its factorization.
1290233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 224.
The product of its (nonzero) digits is 324, while the sum is 20.
The square root of 1290233 is about 1135.8842370594. The cubic root of 1290233 is about 108.8652769772.
The spelling of 1290233 in words is "one million, two hundred ninety thousand, two hundred thirty-three".
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