Base | Representation |
---|---|
bin | 111110010010010011011 |
3 | 10211200201010 |
4 | 13302102123 |
5 | 1010302422 |
6 | 111425003 |
7 | 23230254 |
oct | 7622233 |
9 | 3750633 |
10 | 2040987 |
11 | 1174473 |
12 | 825163 |
13 | 565cb0 |
14 | 3b1b2b |
15 | 2a4b0c |
hex | 1f249b |
2040987 has 16 divisors (see below), whose sum is σ = 2983680. Its totient is φ = 1233312.
The previous prime is 2040971. The next prime is 2040989. The reversal of 2040987 is 7890402.
It is not a de Polignac number, because 2040987 - 24 = 2040971 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2040989) 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, 1858 + ... + 2744.
It is an arithmetic number, because the mean of its divisors is an integer number (186480).
22040987 is an apocalyptic number.
2040987 is a deficient number, since it is larger than the sum of its proper divisors (942693).
2040987 is a wasteful number, since it uses less digits than its factorization.
2040987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 962.
The product of its (nonzero) digits is 4032, while the sum is 30.
The square root of 2040987 is about 1428.6311630368. The cubic root of 2040987 is about 126.8469646938.
The spelling of 2040987 in words is "two million, forty thousand, nine hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •