Base | Representation |
---|---|
bin | 1000001010100101000101 |
3 | 11000202012020 |
4 | 20022211011 |
5 | 1021443420 |
6 | 113513353 |
7 | 24123324 |
oct | 10124505 |
9 | 4022166 |
10 | 2140485 |
11 | 12321a6 |
12 | 872859 |
13 | 59c379 |
14 | 3da0bb |
15 | 2c4340 |
hex | 20a945 |
2140485 has 8 divisors (see below), whose sum is σ = 3424800. Its totient is φ = 1141584.
The previous prime is 2140477. The next prime is 2140513. The reversal of 2140485 is 5840412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2140485 - 23 = 2140477 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71335 + ... + 71364.
It is an arithmetic number, because the mean of its divisors is an integer number (428100).
22140485 is an apocalyptic number.
It is an amenable number.
2140485 is a deficient number, since it is larger than the sum of its proper divisors (1284315).
2140485 is a wasteful number, since it uses less digits than its factorization.
2140485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142707.
The product of its (nonzero) digits is 1280, while the sum is 24.
The square root of 2140485 is about 1463.0396440288. The cubic root of 2140485 is about 128.8756087134.
Adding to 2140485 its reverse (5840412), we get a palindrome (7980897).
The spelling of 2140485 in words is "two million, one hundred forty thousand, four hundred eighty-five".
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