Base | Representation |
---|---|
bin | 1011011111101010001101 |
3 | 12200002102021 |
4 | 23133222031 |
5 | 1232411021 |
6 | 144330141 |
7 | 34420006 |
oct | 13375215 |
9 | 5602367 |
10 | 3013261 |
11 | 17789a9 |
12 | 1013951 |
13 | 8166c4 |
14 | 5861ad |
15 | 3e7c41 |
hex | 2dfa8d |
3013261 has 4 divisors (see below), whose sum is σ = 3017212. Its totient is φ = 3009312.
The previous prime is 3013259. The next prime is 3013271. The reversal of 3013261 is 1623103.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1623103 = 139 ⋅11677.
It can be written as a sum of positive squares in 2 ways, for example, as 2975625 + 37636 = 1725^2 + 194^2 .
It is a cyclic number.
It is not a de Polignac number, because 3013261 - 21 = 3013259 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 (3013211) 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, 426 + ... + 2491.
It is an arithmetic number, because the mean of its divisors is an integer number (754303).
Almost surely, 23013261 is an apocalyptic number.
It is an amenable number.
3013261 is a deficient number, since it is larger than the sum of its proper divisors (3951).
3013261 is a wasteful number, since it uses less digits than its factorization.
3013261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3950.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 3013261 is about 1735.8747074602. The cubic root of 3013261 is about 144.4371521412.
Adding to 3013261 its reverse (1623103), we get a palindrome (4636364).
The spelling of 3013261 in words is "three million, thirteen thousand, two hundred sixty-one".
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