Base | Representation |
---|---|
bin | 1011010101011… |
… | …0101101000101 |
3 | 10022110100002001 |
4 | 2311112231011 |
5 | 44132303221 |
6 | 4414545301 |
7 | 1115043451 |
oct | 265265505 |
9 | 108410061 |
10 | 47541061 |
11 | 24921337 |
12 | 13b08231 |
13 | 9b07109 |
14 | 6457661 |
15 | 4291391 |
hex | 2d56b45 |
47541061 has 8 divisors (see below), whose sum is σ = 50402520. Its totient is φ = 44686848.
The previous prime is 47541049. The next prime is 47541077. The reversal of 47541061 is 16014574.
It can be written as a sum of positive squares in 4 ways, for example, as 4060225 + 43480836 = 2015^2 + 6594^2 .
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 47541061 - 25 = 47541029 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 (47541001) 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, 17955 + ... + 20431.
It is an arithmetic number, because the mean of its divisors is an integer number (6300315).
Almost surely, 247541061 is an apocalyptic number.
It is an amenable number.
47541061 is a deficient number, since it is larger than the sum of its proper divisors (2861459).
47541061 is a wasteful number, since it uses less digits than its factorization.
47541061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3623.
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 47541061 is about 6895.0026105869. The cubic root of 47541061 is about 362.2621469404.
The spelling of 47541061 in words is "forty-seven million, five hundred forty-one thousand, sixty-one".
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