Base | Representation |
---|---|
bin | 111010010001… |
… | …1010000011001 |
3 | 2010111020222210 |
4 | 1310203100121 |
5 | 30310144423 |
6 | 3010505333 |
7 | 520461063 |
oct | 164432031 |
9 | 63436883 |
10 | 30553113 |
11 | 16279008 |
12 | a295249 |
13 | 6439986 |
14 | 40b4733 |
15 | 2a37b93 |
hex | 1d23419 |
30553113 has 4 divisors (see below), whose sum is σ = 40737488. Its totient is φ = 20368740.
The previous prime is 30553111. The next prime is 30553129. The reversal of 30553113 is 31135503.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 30553113 - 21 = 30553111 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30553113.
It is not an unprimeable number, because it can be changed into a prime (30553111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5092183 + ... + 5092188.
It is an arithmetic number, because the mean of its divisors is an integer number (10184372).
Almost surely, 230553113 is an apocalyptic number.
It is an amenable number.
30553113 is a deficient number, since it is larger than the sum of its proper divisors (10184375).
30553113 is a wasteful number, since it uses less digits than its factorization.
30553113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10184374.
The product of its (nonzero) digits is 675, while the sum is 21.
The square root of 30553113 is about 5527.4870420472. The cubic root of 30553113 is about 312.6212453259.
Adding to 30553113 its reverse (31135503), we get a palindrome (61688616).
The spelling of 30553113 in words is "thirty million, five hundred fifty-three thousand, one hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •