Base | Representation |
---|---|
bin | 1011011100000… |
… | …0001100001010 |
3 | 10100021021202121 |
4 | 2313000030022 |
5 | 44240120010 |
6 | 4432121454 |
7 | 1121523232 |
oct | 267001412 |
9 | 110237677 |
10 | 47973130 |
11 | 25096a17 |
12 | 1409628a |
13 | 9c2898a |
14 | 652acc2 |
15 | 43293da |
hex | 2dc030a |
47973130 has 8 divisors (see below), whose sum is σ = 86351652. Its totient is φ = 19189248.
The previous prime is 47973113. The next prime is 47973131. The reversal of 47973130 is 3137974.
It can be written as a sum of positive squares in 2 ways, for example, as 45873529 + 2099601 = 6773^2 + 1449^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (47973131) 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, 2398647 + ... + 2398666.
Almost surely, 247973130 is an apocalyptic number.
47973130 is a deficient number, since it is larger than the sum of its proper divisors (38378522).
47973130 is a wasteful number, since it uses less digits than its factorization.
47973130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4797320.
The product of its (nonzero) digits is 15876, while the sum is 34.
The square root of 47973130 is about 6926.2637835994. The cubic root of 47973130 is about 363.3562919776.
The spelling of 47973130 in words is "forty-seven million, nine hundred seventy-three thousand, one hundred thirty".
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