Base | Representation |
---|---|
bin | 11111100111110… |
… | …110111110011110 |
3 | 1100222022100111000 |
4 | 133213312332132 |
5 | 2041304324434 |
6 | 124351211130 |
7 | 16101352056 |
oct | 3747667636 |
9 | 1328270430 |
10 | 530542494 |
11 | 252528479 |
12 | 129816aa6 |
13 | 85bb9c91 |
14 | 50666566 |
15 | 3189cb99 |
hex | 1f9f6f9e |
530542494 has 128 divisors (see below), whose sum is σ = 1308303360. Its totient is φ = 158630400.
The previous prime is 530542469. The next prime is 530542499. The reversal of 530542494 is 494245035.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (530542499) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2931084 + ... + 2931264.
It is an arithmetic number, because the mean of its divisors is an integer number (10221120).
Almost surely, 2530542494 is an apocalyptic number.
530542494 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 530542494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (654151680).
530542494 is an abundant number, since it is smaller than the sum of its proper divisors (777760866).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530542494 is a wasteful number, since it uses less digits than its factorization.
530542494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 343 (or 337 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 36.
The square root of 530542494 is about 23033.5080697665. The cubic root of 530542494 is about 809.5432541567.
The spelling of 530542494 in words is "five hundred thirty million, five hundred forty-two thousand, four hundred ninety-four".
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