Base | Representation |
---|---|
bin | 1011011100010… |
… | …0111001100111 |
3 | 10100022021020011 |
4 | 2313010321213 |
5 | 44241224143 |
6 | 4432351051 |
7 | 1121633413 |
oct | 267047147 |
9 | 110267204 |
10 | 47992423 |
11 | 250aa466 |
12 | 140a5487 |
13 | 9c346ab |
14 | 6533d43 |
15 | 432ee9d |
hex | 2dc4e67 |
47992423 has 8 divisors (see below), whose sum is σ = 50665520. Its totient is φ = 45460008.
The previous prime is 47992409. The next prime is 47992457. The reversal of 47992423 is 32429974.
It is not a de Polignac number, because 47992423 - 217 = 47861351 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 (47992493) 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, 3361 + ... + 10357.
It is an arithmetic number, because the mean of its divisors is an integer number (6333190).
Almost surely, 247992423 is an apocalyptic number.
47992423 is a deficient number, since it is larger than the sum of its proper divisors (2673097).
47992423 is an frugal number, since it uses more digits than its factorization.
47992423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7054 (or 7016 counting only the distinct ones).
The product of its digits is 108864, while the sum is 40.
The square root of 47992423 is about 6927.6563858205. The cubic root of 47992423 is about 363.4049948897.
The spelling of 47992423 in words is "forty-seven million, nine hundred ninety-two thousand, four hundred twenty-three".
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