Base | Representation |
---|---|
bin | 1000010101011010… |
… | …01000101010011101 |
3 | 102112211200210001110 |
4 | 10022231020222131 |
5 | 33130442241141 |
6 | 2020001332233 |
7 | 215612141505 |
oct | 41255105235 |
9 | 12484623043 |
10 | 4474571421 |
11 | 1996862811 |
12 | a4a637079 |
13 | 5640424c8 |
14 | 3063aaa05 |
15 | 1b2c68e16 |
hex | 10ab48a9d |
4474571421 has 16 divisors (see below), whose sum is σ = 6281533440. Its totient is φ = 2825400240.
The previous prime is 4474571419. The next prime is 4474571441. The reversal of 4474571421 is 1241754744.
It is a happy number.
It is not a de Polignac number, because 4474571421 - 21 = 4474571419 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 4474571421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4474571441) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430516 + ... + 440786.
It is an arithmetic number, because the mean of its divisors is an integer number (392595840).
Almost surely, 24474571421 is an apocalyptic number.
It is an amenable number.
4474571421 is a deficient number, since it is larger than the sum of its proper divisors (1806962019).
4474571421 is a wasteful number, since it uses less digits than its factorization.
4474571421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17936.
The product of its digits is 125440, while the sum is 39.
The square root of 4474571421 is about 66892.2373747507. The cubic root of 4474571421 is about 1647.8479959492.
It can be divided in two parts, 447457 and 1421, that added together give a triangular number (448878 = T947).
The spelling of 4474571421 in words is "four billion, four hundred seventy-four million, five hundred seventy-one thousand, four hundred twenty-one".
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