Base | Representation |
---|---|
bin | 111101111110111010101 |
3 | 10211012002111 |
4 | 13233313111 |
5 | 1004443221 |
6 | 111311021 |
7 | 23156314 |
oct | 7576725 |
9 | 3735074 |
10 | 2031061 |
11 | 1167a6a |
12 | 81b471 |
13 | 561616 |
14 | 3ac27b |
15 | 2a1be1 |
hex | 1efdd5 |
2031061 has 8 divisors (see below), whose sum is σ = 2134080. Its totient is φ = 1929312.
The previous prime is 2031059. The next prime is 2031067. The reversal of 2031061 is 1601302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2031061 - 21 = 2031059 is a prime.
It is a Duffinian number.
2031061 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2031067) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5170 + ... + 5548.
It is an arithmetic number, because the mean of its divisors is an integer number (266760).
22031061 is an apocalyptic number.
It is an amenable number.
2031061 is a deficient number, since it is larger than the sum of its proper divisors (103019).
2031061 is a wasteful number, since it uses less digits than its factorization.
2031061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 635.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 2031061 is about 1425.1529742452. The cubic root of 2031061 is about 126.6409974146.
Adding to 2031061 its reverse (1601302), we get a palindrome (3632363).
The spelling of 2031061 in words is "two million, thirty-one thousand, sixty-one".
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