Base | Representation |
---|---|
bin | 11100010101100… |
… | …101011000110100 |
3 | 1020010120211221000 |
4 | 130111211120310 |
5 | 1433201421322 |
6 | 115101523300 |
7 | 14532001521 |
oct | 3425453064 |
9 | 1203524830 |
10 | 475420212 |
11 | 2243a9273 |
12 | 113273530 |
13 | 7765a247 |
14 | 471d8148 |
15 | 2bb103ac |
hex | 1c565634 |
475420212 has 96 divisors (see below), whose sum is σ = 1316367360. Its totient is φ = 148024800.
The previous prime is 475420199. The next prime is 475420217. The reversal of 475420212 is 212024574.
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 (475420217) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104587 + ... + 109037.
It is an arithmetic number, because the mean of its divisors is an integer number (13712160).
Almost surely, 2475420212 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 475420212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (658183680).
475420212 is an abundant number, since it is smaller than the sum of its proper divisors (840947148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
475420212 is a wasteful number, since it uses less digits than its factorization.
475420212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4530 (or 4522 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 27.
The square root of 475420212 is about 21804.1329109873. The cubic root of 475420212 is about 780.4753906757.
Adding to 475420212 its reverse (212024574), we get a palindrome (687444786).
The spelling of 475420212 in words is "four hundred seventy-five million, four hundred twenty thousand, two hundred twelve".
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