Base | Representation |
---|---|
bin | 100111011100011001101 |
3 | 2102122222010 |
4 | 10323203031 |
5 | 312324433 |
6 | 43411433 |
7 | 13662126 |
oct | 4734315 |
9 | 2378863 |
10 | 1292493 |
11 | 803084 |
12 | 523b79 |
13 | 3633b7 |
14 | 25904d |
15 | 1a7e63 |
hex | 13b8cd |
1292493 has 8 divisors (see below), whose sum is σ = 1824768. Its totient is φ = 810944.
The previous prime is 1292491. The next prime is 1292503. The reversal of 1292493 is 3942921.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1292493 - 21 = 1292491 is a prime.
It is a Curzon number.
1292493 is a lucky number.
It is a self number, because there is not a number n which added to its sum of digits gives 1292493.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1292491) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12621 + ... + 12722.
It is an arithmetic number, because the mean of its divisors is an integer number (228096).
21292493 is an apocalyptic number.
It is an amenable number.
1292493 is a deficient number, since it is larger than the sum of its proper divisors (532275).
1292493 is a wasteful number, since it uses less digits than its factorization.
1292493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25363.
The product of its digits is 3888, while the sum is 30.
The square root of 1292493 is about 1136.8786214896. The cubic root of 1292493 is about 108.9288034906.
The spelling of 1292493 in words is "one million, two hundred ninety-two thousand, four hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •