Base | Representation |
---|---|
bin | 111010100000… |
… | …0101010110110 |
3 | 2010201101020220 |
4 | 1311000222312 |
5 | 30323023330 |
6 | 3013235210 |
7 | 521502243 |
oct | 165005266 |
9 | 63641226 |
10 | 30673590 |
11 | 16350582 |
12 | a332b06 |
13 | 647c76c |
14 | 41065ca |
15 | 2a5d710 |
hex | 1d40ab6 |
30673590 has 32 divisors (see below), whose sum is σ = 76157280. Its totient is φ = 7897344.
The previous prime is 30673571. The next prime is 30673597. The reversal of 30673590 is 9537603.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30673597) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16759 + ... + 18498.
It is an arithmetic number, because the mean of its divisors is an integer number (2379915).
Almost surely, 230673590 is an apocalyptic number.
30673590 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30673590 is an abundant number, since it is smaller than the sum of its proper divisors (45483690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30673590 is a wasteful number, since it uses less digits than its factorization.
30673590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35296.
The product of its (nonzero) digits is 17010, while the sum is 33.
The square root of 30673590 is about 5538.3743102105. The cubic root of 30673590 is about 313.0316156519.
The spelling of 30673590 in words is "thirty million, six hundred seventy-three thousand, five hundred ninety".
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