Base | Representation |
---|---|
bin | 111011001110000000001 |
3 | 10122120211200 |
4 | 13121300001 |
5 | 444043411 |
6 | 105331413 |
7 | 22331244 |
oct | 7316001 |
9 | 3576750 |
10 | 1940481 |
11 | 1105a04 |
12 | 796b69 |
13 | 52c31a |
14 | 38725b |
15 | 284e56 |
hex | 1d9c01 |
1940481 has 12 divisors (see below), whose sum is σ = 2817360. Its totient is φ = 1287000.
The previous prime is 1940479. The next prime is 1940483. The reversal of 1940481 is 1840491.
It is an interprime number because it is at equal distance from previous prime (1940479) and next prime (1940483).
It is not a de Polignac number, because 1940481 - 21 = 1940479 is a prime.
It is a super-2 number, since 2×19404812 = 7530933022722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1940483) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1830 + ... + 2688.
It is an arithmetic number, because the mean of its divisors is an integer number (234780).
21940481 is an apocalyptic number.
It is an amenable number.
1940481 is a deficient number, since it is larger than the sum of its proper divisors (876879).
1940481 is a wasteful number, since it uses less digits than its factorization.
1940481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1116 (or 1113 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
The square root of 1940481 is about 1393.0114859541. The cubic root of 1940481 is about 124.7296771592.
The spelling of 1940481 in words is "one million, nine hundred forty thousand, four hundred eighty-one".
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