Base | Representation |
---|---|
bin | 111001111111… |
… | …0101000011110 |
3 | 2010012122012211 |
4 | 1303332220132 |
5 | 30240344402 |
6 | 3003351034 |
7 | 516264532 |
oct | 163765036 |
9 | 63178184 |
10 | 30403102 |
11 | 16186334 |
12 | a22247a |
13 | 63b6602 |
14 | 4075bc2 |
15 | 2a084d7 |
hex | 1cfea1e |
30403102 has 16 divisors (see below), whose sum is σ = 48016800. Its totient is φ = 14409472.
The previous prime is 30403091. The next prime is 30403103. The reversal of 30403102 is 20130403.
It is a super-2 number, since 2×304031022 = 1848697222444808, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30403103) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2274 + ... + 8122.
It is an arithmetic number, because the mean of its divisors is an integer number (3001050).
Almost surely, 230403102 is an apocalyptic number.
30403102 is a deficient number, since it is larger than the sum of its proper divisors (17613698).
30403102 is a wasteful number, since it uses less digits than its factorization.
30403102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5987.
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 30403102 is about 5513.9007970764. The cubic root of 30403102 is about 312.1087652242.
Adding to 30403102 its reverse (20130403), we get a palindrome (50533505).
The spelling of 30403102 in words is "thirty million, four hundred three thousand, one hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •