Base | Representation |
---|---|
bin | 111001101011… |
… | …1010101111010 |
3 | 2002220110110101 |
4 | 1303113111322 |
5 | 30220222140 |
6 | 3000110014 |
7 | 515024410 |
oct | 163272572 |
9 | 62813411 |
10 | 30242170 |
11 | 16086432 |
12 | a16530a |
13 | 635b29a |
14 | 40332b0 |
15 | 29c599a |
hex | 1cd757a |
30242170 has 16 divisors (see below), whose sum is σ = 62212608. Its totient is φ = 10368720.
The previous prime is 30242131. The next prime is 30242189. The reversal of 30242170 is 7124203.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215946 + ... + 216085.
It is an arithmetic number, because the mean of its divisors is an integer number (3888288).
Almost surely, 230242170 is an apocalyptic number.
30242170 is an abundant number, since it is smaller than the sum of its proper divisors (31970438).
30242170 is a wasteful number, since it uses less digits than its factorization.
30242170 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 432045.
The product of its (nonzero) digits is 336, while the sum is 19.
The square root of 30242170 is about 5499.2881357499. The cubic root of 30242170 is about 311.5570981234.
Adding to 30242170 its reverse (7124203), we get a palindrome (37366373).
The spelling of 30242170 in words is "thirty million, two hundred forty-two thousand, one hundred seventy".
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