Base | Representation |
---|---|
bin | 1011010010111… |
… | …0001011110001 |
3 | 10022010220101221 |
4 | 2310232023301 |
5 | 44112000324 |
6 | 4411225041 |
7 | 1113452536 |
oct | 264561361 |
9 | 108126357 |
10 | 47375089 |
11 | 24818673 |
12 | 13a48181 |
13 | 9a796c8 |
14 | 6412d8d |
15 | 425c0e4 |
hex | 2d2e2f1 |
47375089 has 4 divisors (see below), whose sum is σ = 47485440. Its totient is φ = 47264740.
The previous prime is 47375087. The next prime is 47375093. The reversal of 47375089 is 98057374.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 47375089 - 21 = 47375087 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47375087) 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, 54529 + ... + 55390.
It is an arithmetic number, because the mean of its divisors is an integer number (11871360).
Almost surely, 247375089 is an apocalyptic number.
It is an amenable number.
47375089 is a deficient number, since it is larger than the sum of its proper divisors (110351).
47375089 is a wasteful number, since it uses less digits than its factorization.
47375089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110350.
The product of its (nonzero) digits is 211680, while the sum is 43.
The square root of 47375089 is about 6882.9564142162. The cubic root of 47375089 is about 361.8400873825.
The spelling of 47375089 in words is "forty-seven million, three hundred seventy-five thousand, eighty-nine".
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