Base | Representation |
---|---|
bin | 11101100101010101101 |
3 | 1211020202022 |
4 | 3230222231 |
5 | 222010024 |
6 | 32435525 |
7 | 11145131 |
oct | 3545255 |
9 | 1736668 |
10 | 969389 |
11 | 602353 |
12 | 3a8ba5 |
13 | 27c305 |
14 | 1b33c1 |
15 | 14235e |
hex | ecaad |
969389 has 4 divisors (see below), whose sum is σ = 971520. Its totient is φ = 967260.
The previous prime is 969377. The next prime is 969403. The reversal of 969389 is 983969.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-969389 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (969359) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77 + ... + 1394.
It is an arithmetic number, because the mean of its divisors is an integer number (242880).
2969389 is an apocalyptic number.
It is an amenable number.
969389 is a deficient number, since it is larger than the sum of its proper divisors (2131).
969389 is a wasteful number, since it uses less digits than its factorization.
969389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2130.
The product of its digits is 104976, while the sum is 44.
The square root of 969389 is about 984.5755430641. The cubic root of 969389 is about 98.9690410968.
The spelling of 969389 in words is "nine hundred sixty-nine thousand, three hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •