Base | Representation |
---|---|
bin | 101001100010101101000 |
3 | 2120011021220 |
4 | 11030111220 |
5 | 322030011 |
6 | 45102040 |
7 | 14366451 |
oct | 5142550 |
9 | 2504256 |
10 | 1361256 |
11 | 84a806 |
12 | 557920 |
13 | 3887a0 |
14 | 276128 |
15 | 1bd506 |
hex | 14c568 |
1361256 has 32 divisors (see below), whose sum is σ = 3665760. Its totient is φ = 418752.
The previous prime is 1361197. The next prime is 1361273. The reversal of 1361256 is 6521631.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1870 + ... + 2493.
It is an arithmetic number, because the mean of its divisors is an integer number (114555).
21361256 is an apocalyptic number.
1361256 is the 624-th nonagonal number.
It is an amenable number.
1361256 is an abundant number, since it is smaller than the sum of its proper divisors (2304504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1361256 is a wasteful number, since it uses less digits than its factorization.
1361256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4385 (or 4381 counting only the distinct ones).
The product of its digits is 1080, while the sum is 24.
The square root of 1361256 is about 1166.7287602524. The cubic root of 1361256 is about 110.8272615564.
Adding to 1361256 its reverse (6521631), we get a palindrome (7882887).
The spelling of 1361256 in words is "one million, three hundred sixty-one thousand, two hundred fifty-six".
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