Base | Representation |
---|---|
bin | 1000001010011110101010 |
3 | 11000201122000 |
4 | 20022132222 |
5 | 1021440244 |
6 | 113511430 |
7 | 24122166 |
oct | 10123652 |
9 | 4021560 |
10 | 2140074 |
11 | 1231962 |
12 | 872576 |
13 | 59c121 |
14 | 3d9ca6 |
15 | 2c4169 |
hex | 20a7aa |
2140074 has 16 divisors (see below), whose sum is σ = 4755840. Its totient is φ = 713340.
The previous prime is 2140069. The next prime is 2140091. The reversal of 2140074 is 4700412.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an Ulam 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, 19762 + ... + 19869.
It is an arithmetic number, because the mean of its divisors is an integer number (297240).
22140074 is an apocalyptic number.
2140074 is an abundant number, since it is smaller than the sum of its proper divisors (2615766).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2140074 is a wasteful number, since it uses less digits than its factorization.
2140074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39642 (or 39636 counting only the distinct ones).
The product of its (nonzero) digits is 224, while the sum is 18.
The square root of 2140074 is about 1462.8991762934. The cubic root of 2140074 is about 128.8673596070.
Adding to 2140074 its reverse (4700412), we get a palindrome (6840486).
The spelling of 2140074 in words is "two million, one hundred forty thousand, seventy-four".
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