Base | Representation |
---|---|
bin | 111001101010… |
… | …1000011011000 |
3 | 2002212222121001 |
4 | 1303111003120 |
5 | 30214422132 |
6 | 2555554344 |
7 | 514655152 |
oct | 163250330 |
9 | 62788531 |
10 | 30232792 |
11 | 1607a387 |
12 | a15b9b4 |
13 | 6356c35 |
14 | 402dad2 |
15 | 29c2ce7 |
hex | 1cd50d8 |
30232792 has 16 divisors (see below), whose sum is σ = 57002400. Its totient is φ = 15032160.
The previous prime is 30232757. The next prime is 30232793. The reversal of 30232792 is 29723203.
It is a self number, because there is not a number n which added to its sum of digits gives 30232792.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30232793) 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, 8992 + ... + 11887.
It is an arithmetic number, because the mean of its divisors is an integer number (3562650).
Almost surely, 230232792 is an apocalyptic number.
It is an amenable number.
30232792 is a deficient number, since it is larger than the sum of its proper divisors (26769608).
30232792 is a wasteful number, since it uses less digits than its factorization.
30232792 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21066 (or 21062 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 28.
The square root of 30232792 is about 5498.4354138246. The cubic root of 30232792 is about 311.5248905081.
Adding to 30232792 its reverse (29723203), we get a palindrome (59955995).
The spelling of 30232792 in words is "thirty million, two hundred thirty-two thousand, seven hundred ninety-two".
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