Base | Representation |
---|---|
bin | 111011000100… |
… | …1110011011100 |
3 | 2011021121011122 |
4 | 1312021303130 |
5 | 30412120043 |
6 | 3023510112 |
7 | 524160503 |
oct | 166116334 |
9 | 64247148 |
10 | 30973148 |
11 | 16535648 |
12 | a458338 |
13 | 6555c0b |
14 | 418383a |
15 | 2abc368 |
hex | 1d89cdc |
30973148 has 12 divisors (see below), whose sum is σ = 54243000. Its totient is φ = 15475152.
The previous prime is 30973121. The next prime is 30973169. The reversal of 30973148 is 84137903.
It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7103 + ... + 10601.
It is an arithmetic number, because the mean of its divisors is an integer number (4520250).
Almost surely, 230973148 is an apocalyptic number.
It is an amenable number.
30973148 is a deficient number, since it is larger than the sum of its proper divisors (23269852).
30973148 is a wasteful number, since it uses less digits than its factorization.
30973148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5716 (or 5714 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 35.
The square root of 30973148 is about 5565.3524596381. The cubic root of 30973148 is about 314.0473375831.
The spelling of 30973148 in words is "thirty million, nine hundred seventy-three thousand, one hundred forty-eight".
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