Base | Representation |
---|---|
bin | 111011001110101011101 |
3 | 10122121022120 |
4 | 13121311131 |
5 | 444101304 |
6 | 105333153 |
7 | 22332252 |
oct | 7316535 |
9 | 3577276 |
10 | 1940829 |
11 | 11061a0 |
12 | 7971b9 |
13 | 52c527 |
14 | 387429 |
15 | 2850d9 |
hex | 1d9d5d |
1940829 has 16 divisors (see below), whose sum is σ = 2855424. Its totient is φ = 1162800.
The previous prime is 1940821. The next prime is 1940833. The reversal of 1940829 is 9280491.
It is not a de Polignac number, because 1940829 - 23 = 1940821 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 1940829.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1940821) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3114 + ... + 3684.
It is an arithmetic number, because the mean of its divisors is an integer number (178464).
21940829 is an apocalyptic number.
It is an amenable number.
1940829 is a deficient number, since it is larger than the sum of its proper divisors (914595).
1940829 is a wasteful number, since it uses less digits than its factorization.
1940829 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 688.
The product of its (nonzero) digits is 5184, while the sum is 33.
The square root of 1940829 is about 1393.1363895901. The cubic root of 1940829 is about 124.7371329280.
The spelling of 1940829 in words is "one million, nine hundred forty thousand, eight hundred twenty-nine".
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