Base | Representation |
---|---|
bin | 11001101000011… |
… | …110110110101100 |
3 | 1002222012102110111 |
4 | 121220132312230 |
5 | 1340042330130 |
6 | 110401145404 |
7 | 13441205224 |
oct | 3150366654 |
9 | 1088172414 |
10 | 430042540 |
11 | 200825364 |
12 | 10002b264 |
13 | 6b12ca55 |
14 | 41185084 |
15 | 27b4a02a |
hex | 19a1edac |
430042540 has 48 divisors (see below), whose sum is σ = 987081984. Its totient is φ = 156672000.
The previous prime is 430042531. The next prime is 430042549. The reversal of 430042540 is 45240034.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (430042531) and next prime (430042549).
It is not an unprimeable number, because it can be changed into a prime (430042549) 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, 9861 + ... + 30940.
It is an arithmetic number, because the mean of its divisors is an integer number (20564208).
Almost surely, 2430042540 is an apocalyptic number.
It is an amenable number.
430042540 is an abundant number, since it is smaller than the sum of its proper divisors (557039444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
430042540 is a wasteful number, since it uses less digits than its factorization.
430042540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40858 (or 40856 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 22.
The square root of 430042540 is about 20737.4670584428. The cubic root of 430042540 is about 754.8091209345.
Adding to 430042540 its reverse (45240034), we get a palindrome (475282574).
The spelling of 430042540 in words is "four hundred thirty million, forty-two thousand, five hundred forty".
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