Base | Representation |
---|---|
bin | 11110001010110… |
… | …11001111010010 |
3 | 122122012211012222 |
4 | 33011123033102 |
5 | 1004242034110 |
6 | 41040221042 |
7 | 6162102053 |
oct | 1705331722 |
9 | 578184188 |
10 | 253080530 |
11 | 11a94816a |
12 | 7090a782 |
13 | 405808c1 |
14 | 2587c72a |
15 | 17341c55 |
hex | f15b3d2 |
253080530 has 32 divisors (see below), whose sum is σ = 485585280. Its totient is φ = 94636800.
The previous prime is 253080517. The next prime is 253080533. The reversal of 253080530 is 35080352.
It is a self number, because there is not a number n which added to its sum of digits gives 253080530.
It is not an unprimeable number, because it can be changed into a prime (253080533) 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, 20741 + ... + 30599.
It is an arithmetic number, because the mean of its divisors is an integer number (15174540).
Almost surely, 2253080530 is an apocalyptic number.
253080530 is a deficient number, since it is larger than the sum of its proper divisors (232504750).
253080530 is a wasteful number, since it uses less digits than its factorization.
253080530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10034.
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 253080530 is about 15908.5049580405. The cubic root of 253080530 is about 632.5374524111.
The spelling of 253080530 in words is "two hundred fifty-three million, eighty thousand, five hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •