Base | Representation |
---|---|
bin | 11100001010010… |
… | …110001100001101 |
3 | 1012221001012000011 |
4 | 130022112030031 |
5 | 1431423140011 |
6 | 114514433221 |
7 | 14464652221 |
oct | 3412261415 |
9 | 1187035004 |
10 | 472474381 |
11 | 222776aa5 |
12 | 112292811 |
13 | 76b68452 |
14 | 46a6c781 |
15 | 2b72c621 |
hex | 1c29630d |
472474381 has 4 divisors (see below), whose sum is σ = 475645500. Its totient is φ = 469303264.
The previous prime is 472474367. The next prime is 472474391. The reversal of 472474381 is 183474274.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 42575625 + 429898756 = 6525^2 + 20734^2 .
It is a cyclic number.
It is not a de Polignac number, because 472474381 - 27 = 472474253 is a prime.
It is a super-2 number, since 2×4724743812 = 446464081402666322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472474391) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 1585336 + ... + 1585633.
It is an arithmetic number, because the mean of its divisors is an integer number (118911375).
Almost surely, 2472474381 is an apocalyptic number.
It is an amenable number.
472474381 is a deficient number, since it is larger than the sum of its proper divisors (3171119).
472474381 is a wasteful number, since it uses less digits than its factorization.
472474381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3171118.
The product of its digits is 150528, while the sum is 40.
The square root of 472474381 is about 21736.4758183106. The cubic root of 472474381 is about 778.8600381443.
The spelling of 472474381 in words is "four hundred seventy-two million, four hundred seventy-four thousand, three hundred eighty-one".
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