Base | Representation |
---|---|
bin | 1011001101100… |
… | …1111101111101 |
3 | 10021111101020002 |
4 | 2303121331331 |
5 | 44014431031 |
6 | 4400004045 |
7 | 1110515054 |
oct | 263317575 |
9 | 107441202 |
10 | 47030141 |
11 | 24602494 |
12 | 13900625 |
13 | 99886b2 |
14 | 636339b |
15 | 41deccb |
hex | 2cd9f7d |
47030141 has 4 divisors (see below), whose sum is σ = 48651900. Its totient is φ = 45408384.
The previous prime is 47030129. The next prime is 47030167. The reversal of 47030141 is 14103074.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 29474041 + 17556100 = 5429^2 + 4190^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-47030141 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47030171) 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, 810836 + ... + 810893.
It is an arithmetic number, because the mean of its divisors is an integer number (12162975).
Almost surely, 247030141 is an apocalyptic number.
It is an amenable number.
47030141 is a deficient number, since it is larger than the sum of its proper divisors (1621759).
47030141 is a wasteful number, since it uses less digits than its factorization.
47030141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1621758.
The product of its (nonzero) digits is 336, while the sum is 20.
The square root of 47030141 is about 6857.8525064338. The cubic root of 47030141 is about 360.9597359451.
The spelling of 47030141 in words is "forty-seven million, thirty thousand, one hundred forty-one".
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