Base | Representation |
---|---|
bin | 11001000100001… |
… | …111010100110110 |
3 | 1002022022201211101 |
4 | 121010033110312 |
5 | 1330124314000 |
6 | 105421400314 |
7 | 13264355146 |
oct | 3104172466 |
9 | 1068281741 |
10 | 420541750 |
11 | 1a6426272 |
12 | b8a0909a |
13 | 69184495 |
14 | 3dbd0926 |
15 | 26dbee6a |
hex | 1910f536 |
420541750 has 64 divisors (see below), whose sum is σ = 849745728. Its totient is φ = 155251200.
The previous prime is 420541739. The next prime is 420541757. The reversal of 420541750 is 57145024.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420541757) 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, 224317 + ... + 226183.
It is an arithmetic number, because the mean of its divisors is an integer number (13277277).
Almost surely, 2420541750 is an apocalyptic number.
420541750 is an abundant number, since it is smaller than the sum of its proper divisors (429203978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420541750 is a wasteful number, since it uses less digits than its factorization.
420541750 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1954 (or 1944 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 28.
The square root of 420541750 is about 20507.1146190779. The cubic root of 420541750 is about 749.2090921722.
Adding to 420541750 its reverse (57145024), we get a palindrome (477686774).
The spelling of 420541750 in words is "four hundred twenty million, five hundred forty-one thousand, seven hundred fifty".
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