Base | Representation |
---|---|
bin | 1011010011100… |
… | …1110000001001 |
3 | 10022020022101220 |
4 | 2310321300021 |
5 | 44120004343 |
6 | 4412232253 |
7 | 1114040640 |
oct | 264716011 |
9 | 108208356 |
10 | 47422473 |
11 | 2485022a |
12 | 13a6b689 |
13 | 9a95147 |
14 | 6426357 |
15 | 426b183 |
hex | 2d39c09 |
47422473 has 8 divisors (see below), whose sum is σ = 72262848. Its totient is φ = 27098544.
The previous prime is 47422471. The next prime is 47422477. The reversal of 47422473 is 37422474.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 47422473 - 21 = 47422471 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (47422471) 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, 1129086 + ... + 1129127.
It is an arithmetic number, because the mean of its divisors is an integer number (9032856).
Almost surely, 247422473 is an apocalyptic number.
It is an amenable number.
47422473 is a deficient number, since it is larger than the sum of its proper divisors (24840375).
47422473 is a wasteful number, since it uses less digits than its factorization.
47422473 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2258223.
The product of its digits is 37632, while the sum is 33.
The square root of 47422473 is about 6886.3976794838. The cubic root of 47422473 is about 361.9606832344.
Subtracting from 47422473 its reverse (37422474), we obtain a palindrome (9999999).
It can be divided in two parts, 47422 and 473, that added together give a triangular number (47895 = T309).
The spelling of 47422473 in words is "forty-seven million, four hundred twenty-two thousand, four hundred seventy-three".
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