Base | Representation |
---|---|
bin | 100110110000100011100 |
3 | 2101112011200 |
4 | 10312010130 |
5 | 311120134 |
6 | 43115500 |
7 | 13536516 |
oct | 4660434 |
9 | 2345150 |
10 | 1270044 |
11 | 798226 |
12 | 512b90 |
13 | 356109 |
14 | 250bb6 |
15 | 1a1499 |
hex | 13611c |
1270044 has 18 divisors (see below), whose sum is σ = 3210480. Its totient is φ = 423336.
The previous prime is 1270033. The next prime is 1270051. The reversal of 1270044 is 4400721.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×12700442 = 3226023523872, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1269999 and 1270026.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17604 + ... + 17675.
It is an arithmetic number, because the mean of its divisors is an integer number (178360).
21270044 is an apocalyptic number.
It is an amenable number.
1270044 is an abundant number, since it is smaller than the sum of its proper divisors (1940436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1270044 is a wasteful number, since it uses less digits than its factorization.
1270044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35289 (or 35284 counting only the distinct ones).
The product of its (nonzero) digits is 224, while the sum is 18.
The square root of 1270044 is about 1126.9622886326. The cubic root of 1270044 is about 108.2944638990.
Adding to 1270044 its reverse (4400721), we get a palindrome (5670765).
The spelling of 1270044 in words is "one million, two hundred seventy thousand, forty-four".
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