Base | Representation |
---|---|
bin | 1000111011000… |
… | …0000101101100 |
3 | 2121102012112112 |
4 | 2032300011230 |
5 | 34034441140 |
6 | 3414023152 |
7 | 633035231 |
oct | 216600554 |
9 | 77365475 |
10 | 37421420 |
11 | 1a13a2a3 |
12 | 10647ab8 |
13 | 79a2c6a |
14 | 4d81788 |
15 | 3442c65 |
hex | 23b016c |
37421420 has 24 divisors (see below), whose sum is σ = 83208384. Its totient is φ = 14087936.
The previous prime is 37421389. The next prime is 37421429. The reversal of 37421420 is 2412473.
It is not an unprimeable number, because it can be changed into a prime (37421429) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54692 + ... + 55371.
It is an arithmetic number, because the mean of its divisors is an integer number (3467016).
Almost surely, 237421420 is an apocalyptic number.
It is an amenable number.
37421420 is an abundant number, since it is smaller than the sum of its proper divisors (45786964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
37421420 is a wasteful number, since it uses less digits than its factorization.
37421420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110089 (or 110087 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 23.
The square root of 37421420 is about 6117.3049621545. The cubic root of 37421420 is about 334.4825158082.
Adding to 37421420 its reverse (2412473), we get a palindrome (39833893).
The spelling of 37421420 in words is "thirty-seven million, four hundred twenty-one thousand, four hundred twenty".
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