Base | Representation |
---|---|
bin | 11100001001111… |
… | …111100011111011 |
3 | 1012220212110212012 |
4 | 130021333203323 |
5 | 1431412203231 |
6 | 114512440135 |
7 | 14464115045 |
oct | 3411774373 |
9 | 1186773765 |
10 | 472381691 |
11 | 2227133a1 |
12 | 11224904b |
13 | 76b351c2 |
14 | 46a46a95 |
15 | 2b70ee2b |
hex | 1c27f8fb |
472381691 has 8 divisors (see below), whose sum is σ = 479808000. Its totient is φ = 464966568.
The previous prime is 472381649. The next prime is 472381699. The reversal of 472381691 is 196183274.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 472381691 - 214 = 472365307 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (472381699) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132170 + ... + 135696.
It is an arithmetic number, because the mean of its divisors is an integer number (59976000).
Almost surely, 2472381691 is an apocalyptic number.
472381691 is a deficient number, since it is larger than the sum of its proper divisors (7426309).
472381691 is a wasteful number, since it uses less digits than its factorization.
472381691 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5593.
The product of its digits is 72576, while the sum is 41.
The square root of 472381691 is about 21734.3435833705. The cubic root of 472381691 is about 778.8091025724.
The spelling of 472381691 in words is "four hundred seventy-two million, three hundred eighty-one thousand, six hundred ninety-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •