Base | Representation |
---|---|
bin | 1011011111001001000110 |
3 | 12122222111210 |
4 | 23133021012 |
5 | 1232324032 |
6 | 144312250 |
7 | 34410561 |
oct | 13371106 |
9 | 5588453 |
10 | 3011142 |
11 | 1777352 |
12 | 1012686 |
13 | 815754 |
14 | 5854d8 |
15 | 3e72cc |
hex | 2df246 |
3011142 has 32 divisors (see below), whose sum is σ = 6508512. Its totient is φ = 925184.
The previous prime is 3011131. The next prime is 3011147. The reversal of 3011142 is 2411103.
It is a happy number.
It is a super-2 number, since 2×30111422 = 18133952288328, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3011147) 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, 5128 + ... + 5684.
It is an arithmetic number, because the mean of its divisors is an integer number (203391).
Almost surely, 23011142 is an apocalyptic number.
3011142 is an abundant number, since it is smaller than the sum of its proper divisors (3497370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3011142 is a wasteful number, since it uses less digits than its factorization.
3011142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 632.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 3011142 is about 1735.2642450071. The cubic root of 3011142 is about 144.4032869370.
Adding to 3011142 its reverse (2411103), we get a palindrome (5422245).
The spelling of 3011142 in words is "three million, eleven thousand, one hundred forty-two".
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