Base | Representation |
---|---|
bin | 1000111011000… |
… | …1110101010001 |
3 | 2121102120100000 |
4 | 2032301311101 |
5 | 34040203221 |
6 | 3414120213 |
7 | 633065112 |
oct | 216616521 |
9 | 77376300 |
10 | 37428561 |
11 | 1a1446a5 |
12 | 10650069 |
13 | 79a62a1 |
14 | 4d84209 |
15 | 3444e26 |
hex | 23b1d51 |
37428561 has 12 divisors (see below), whose sum is σ = 56066192. Its totient is φ = 24952212.
The previous prime is 37428557. The next prime is 37428583. The reversal of 37428561 is 16582473.
37428561 is a `hidden beast` number, since 3 + 74 + 28 + 561 = 666.
37428561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 37428561 - 22 = 37428557 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (37428511) 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 11 ways as a sum of consecutive naturals, for example, 76771 + ... + 77256.
Almost surely, 237428561 is an apocalyptic number.
It is an amenable number.
37428561 is a deficient number, since it is larger than the sum of its proper divisors (18637631).
37428561 is an equidigital number, since it uses as much as digits as its factorization.
37428561 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154042 (or 154030 counting only the distinct ones).
The product of its digits is 40320, while the sum is 36.
The square root of 37428561 is about 6117.8886063739. Note that the first 3 decimals coincide. The cubic root of 37428561 is about 334.5037905018.
The spelling of 37428561 in words is "thirty-seven million, four hundred twenty-eight thousand, five hundred sixty-one".
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