Base | Representation |
---|---|
bin | 11100001010001… |
… | …011011101010101 |
3 | 1012220221221201000 |
4 | 130022023131111 |
5 | 1431420233141 |
6 | 114513453513 |
7 | 14464410111 |
oct | 3412133525 |
9 | 1186857630 |
10 | 472430421 |
11 | 222746a71 |
12 | 112271299 |
13 | 76b51438 |
14 | 46a5a741 |
15 | 2b71e5b6 |
hex | 1c28b755 |
472430421 has 64 divisors (see below), whose sum is σ = 774553600. Its totient is φ = 283435200.
The previous prime is 472430411. The next prime is 472430447. The reversal of 472430421 is 124034274.
It is not a de Polignac number, because 472430421 - 211 = 472428373 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472430411) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 969840 + ... + 970326.
It is an arithmetic number, because the mean of its divisors is an integer number (12102400).
Almost surely, 2472430421 is an apocalyptic number.
It is an amenable number.
472430421 is a deficient number, since it is larger than the sum of its proper divisors (302123179).
472430421 is a wasteful number, since it uses less digits than its factorization.
472430421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 607 (or 601 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 27.
The square root of 472430421 is about 21735.4645913079. The cubic root of 472430421 is about 778.8358818086.
Adding to 472430421 its reverse (124034274), we get a palindrome (596464695).
The spelling of 472430421 in words is "four hundred seventy-two million, four hundred thirty thousand, four hundred twenty-one".
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