Base | Representation |
---|---|
bin | 111011100110001111010 |
3 | 10200012212021 |
4 | 13130301322 |
5 | 444443030 |
6 | 105505054 |
7 | 22412362 |
oct | 7346172 |
9 | 3605767 |
10 | 1952890 |
11 | 1114265 |
12 | 7a218a |
13 | 534b74 |
14 | 38b9a2 |
15 | 28897a |
hex | 1dcc7a |
1952890 has 16 divisors (see below), whose sum is σ = 3538080. Its totient is φ = 776080.
The previous prime is 1952887. The next prime is 1952893. The reversal of 1952890 is 982591.
It is an interprime number because it is at equal distance from previous prime (1952887) and next prime (1952893).
It is not an unprimeable number, because it can be changed into a prime (1952893) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1245 + ... + 2335.
It is an arithmetic number, because the mean of its divisors is an integer number (221130).
21952890 is an apocalyptic number.
1952890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1952890 is a deficient number, since it is larger than the sum of its proper divisors (1585190).
1952890 is a wasteful number, since it uses less digits than its factorization.
1952890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1277.
The product of its (nonzero) digits is 6480, while the sum is 34.
The square root of 1952890 is about 1397.4584072523. The cubic root of 1952890 is about 124.9949864656.
Subtracting from 1952890 its reverse (982591), we obtain a cube (970299 = 993).
The spelling of 1952890 in words is "one million, nine hundred fifty-two thousand, eight hundred ninety".
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