Base | Representation |
---|---|
bin | 111001111111… |
… | …0100111101110 |
3 | 2010012122011001 |
4 | 1303332213232 |
5 | 30240344204 |
6 | 3003350514 |
7 | 516264433 |
oct | 163764756 |
9 | 63178131 |
10 | 30403054 |
11 | 161862a0 |
12 | a22243a |
13 | 63b6596 |
14 | 4075b8a |
15 | 2a084a4 |
hex | 1cfe9ee |
30403054 has 24 divisors (see below), whose sum is σ = 50735448. Its totient is φ = 13551120.
The previous prime is 30403039. The next prime is 30403057. The reversal of 30403054 is 45030403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30403057) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76384 + ... + 76780.
It is an arithmetic number, because the mean of its divisors is an integer number (2113977).
Almost surely, 230403054 is an apocalyptic number.
30403054 is a deficient number, since it is larger than the sum of its proper divisors (20332394).
30403054 is a wasteful number, since it uses less digits than its factorization.
30403054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 528 (or 469 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 19.
The square root of 30403054 is about 5513.8964444393. The cubic root of 30403054 is about 312.1086009731.
Adding to 30403054 its reverse (45030403), we get a palindrome (75433457).
The spelling of 30403054 in words is "thirty million, four hundred three thousand, fifty-four".
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