Base | Representation |
---|---|
bin | 11101010011010001011001 |
3 | 112110020111200 |
4 | 131103101121 |
5 | 3431243423 |
6 | 432344413 |
7 | 122200626 |
oct | 35232131 |
9 | 15406450 |
10 | 7681113 |
11 | 4376a30 |
12 | 26a5109 |
13 | 178c24b |
14 | 103d34d |
15 | a1ad43 |
hex | 753459 |
7681113 has 12 divisors (see below), whose sum is σ = 12103728. Its totient is φ = 4655160.
The previous prime is 7681109. The next prime is 7681123. The reversal of 7681113 is 3111867.
It is not a de Polignac number, because 7681113 - 22 = 7681109 is a prime.
It is not an unprimeable number, because it can be changed into a prime (7681123) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38695 + ... + 38892.
It is an arithmetic number, because the mean of its divisors is an integer number (1008644).
Almost surely, 27681113 is an apocalyptic number.
It is an amenable number.
7681113 is a deficient number, since it is larger than the sum of its proper divisors (4422615).
7681113 is a wasteful number, since it uses less digits than its factorization.
7681113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77604 (or 77601 counting only the distinct ones).
The product of its digits is 1008, while the sum is 27.
The square root of 7681113 is about 2771.4820944758. The cubic root of 7681113 is about 197.3064963681.
It can be divided in two parts, 768 and 1113, that added together give a palindrome (1881).
The spelling of 7681113 in words is "seven million, six hundred eighty-one thousand, one hundred thirteen".
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