Base | Representation |
---|---|
bin | 11100000110100… |
… | …010101110010010 |
3 | 1012212011112001020 |
4 | 130012202232102 |
5 | 1431144232023 |
6 | 114441220310 |
7 | 14453326626 |
oct | 3406425622 |
9 | 1185145036 |
10 | 471477138 |
11 | 222155830 |
12 | 111a91696 |
13 | 768a9572 |
14 | 4688d186 |
15 | 2b5d1de3 |
hex | 1c1a2b92 |
471477138 has 32 divisors (see below), whose sum is σ = 1073405952. Its totient is φ = 136659600.
The previous prime is 471477121. The next prime is 471477173. The reversal of 471477138 is 831774174.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 471477138.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153778 + ... + 156813.
It is an arithmetic number, because the mean of its divisors is an integer number (33543936).
Almost surely, 2471477138 is an apocalyptic number.
471477138 is an abundant number, since it is smaller than the sum of its proper divisors (601928814).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
471477138 is a wasteful number, since it uses less digits than its factorization.
471477138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 310630.
The product of its digits is 131712, while the sum is 42.
The square root of 471477138 is about 21713.5243108990. The cubic root of 471477138 is about 778.3116769643.
It can be divided in two parts, 47147 and 7138, that added together give a triangular number (54285 = T329).
The spelling of 471477138 in words is "four hundred seventy-one million, four hundred seventy-seven thousand, one hundred thirty-eight".
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