Base | Representation |
---|---|
bin | 111001100110… |
… | …1010100001111 |
3 | 2002211101010101 |
4 | 1303031110033 |
5 | 30212413403 |
6 | 2555151531 |
7 | 514463602 |
oct | 163152417 |
9 | 62741111 |
10 | 30201103 |
11 | 16058599 |
12 | a1455a7 |
13 | 634569a |
14 | 4022339 |
15 | 29b871d |
hex | 1ccd50f |
30201103 has 4 divisors (see below), whose sum is σ = 30216568. Its totient is φ = 30185640.
The previous prime is 30201091. The next prime is 30201137. The reversal of 30201103 is 30110203.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30201103 - 29 = 30200591 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 30201103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30201173) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4293 + ... + 8878.
It is an arithmetic number, because the mean of its divisors is an integer number (7554142).
Almost surely, 230201103 is an apocalyptic number.
30201103 is a deficient number, since it is larger than the sum of its proper divisors (15465).
30201103 is a wasteful number, since it uses less digits than its factorization.
30201103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15464.
The product of its (nonzero) digits is 18, while the sum is 10.
The square root of 30201103 is about 5495.5530203975. The cubic root of 30201103 is about 311.4160091385.
Adding to 30201103 its reverse (30110203), we get a palindrome (60311306).
The spelling of 30201103 in words is "thirty million, two hundred one thousand, one hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •