Base | Representation |
---|---|
bin | 1000010101111100101101 |
3 | 11010010001222 |
4 | 20111330231 |
5 | 1024441203 |
6 | 114513125 |
7 | 24406151 |
oct | 10257455 |
9 | 4103058 |
10 | 2187053 |
11 | 1264190 |
12 | 8957a5 |
13 | 5b761b |
14 | 40d061 |
15 | 2d3038 |
hex | 215f2d |
2187053 has 4 divisors (see below), whose sum is σ = 2385888. Its totient is φ = 1988220.
The previous prime is 2187049. The next prime is 2187061. The reversal of 2187053 is 3507812.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2187053 - 22 = 2187049 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2187043) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99401 + ... + 99422.
It is an arithmetic number, because the mean of its divisors is an integer number (596472).
22187053 is an apocalyptic number.
It is an amenable number.
2187053 is a deficient number, since it is larger than the sum of its proper divisors (198835).
2187053 is a wasteful number, since it uses less digits than its factorization.
2187053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 198834.
The product of its (nonzero) digits is 1680, while the sum is 26.
The square root of 2187053 is about 1478.8688244736. The cubic root of 2187053 is about 129.8035098683.
The spelling of 2187053 in words is "two million, one hundred eighty-seven thousand, fifty-three".
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