Base | Representation |
---|---|
bin | 101010101010001111010 |
3 | 2122000112102 |
4 | 11111101322 |
5 | 324213012 |
6 | 45543402 |
7 | 14611313 |
oct | 5252172 |
9 | 2560472 |
10 | 1397882 |
11 | 875282 |
12 | 574b62 |
13 | 39c365 |
14 | 28560a |
15 | 1c92c2 |
hex | 15547a |
1397882 has 8 divisors (see below), whose sum is σ = 2102016. Its totient is φ = 697212.
The previous prime is 1397881. The next prime is 1397909. The reversal of 1397882 is 2887931.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (1397881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 743 + ... + 1829.
It is an arithmetic number, because the mean of its divisors is an integer number (262752).
21397882 is an apocalyptic number.
1397882 is a deficient number, since it is larger than the sum of its proper divisors (704134).
1397882 is a wasteful number, since it uses less digits than its factorization.
1397882 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1732.
The product of its digits is 24192, while the sum is 38.
The square root of 1397882 is about 1182.3205994991. The cubic root of 1397882 is about 111.8124518503.
The spelling of 1397882 in words is "one million, three hundred ninety-seven thousand, eight hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •