Base | Representation |
---|---|
bin | 1011010110011… |
… | …1010100000010 |
3 | 10022120210101122 |
4 | 2311213110002 |
5 | 44141442330 |
6 | 4420232242 |
7 | 1115446004 |
oct | 265472402 |
9 | 108523348 |
10 | 47609090 |
11 | 24968461 |
12 | 13b3b682 |
13 | 9b2c079 |
14 | 6474374 |
15 | 42a65e5 |
hex | 2d67502 |
47609090 has 16 divisors (see below), whose sum is σ = 86004288. Its totient is φ = 18975216.
The previous prime is 47609071. The next prime is 47609099. The reversal of 47609090 is 9090674.
It is a happy number.
47609090 is a modest number, since divided by 9090 gives 4760 as remainder.
It is a self number, because there is not a number n which added to its sum of digits gives 47609090.
It is not an unprimeable number, because it can be changed into a prime (47609099) 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, 5582 + ... + 11241.
It is an arithmetic number, because the mean of its divisors is an integer number (5375268).
Almost surely, 247609090 is an apocalyptic number.
47609090 is a deficient number, since it is larger than the sum of its proper divisors (38395198).
47609090 is a wasteful number, since it uses less digits than its factorization.
47609090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17113.
The product of its (nonzero) digits is 13608, while the sum is 35.
The square root of 47609090 is about 6899.9340576559. The cubic root of 47609090 is about 362.4348578942.
The spelling of 47609090 in words is "forty-seven million, six hundred nine thousand, ninety".
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