Base | Representation |
---|---|
bin | 111001010110… |
… | …1001110100110 |
3 | 2002120200211111 |
4 | 1302231032212 |
5 | 30144212140 |
6 | 2552255234 |
7 | 513405451 |
oct | 162551646 |
9 | 62520744 |
10 | 30069670 |
11 | 15a78874 |
12 | a0a151a |
13 | 62ca907 |
14 | 3dca498 |
15 | 298e7ea |
hex | 1cad3a6 |
30069670 has 8 divisors (see below), whose sum is σ = 54125424. Its totient is φ = 12027864.
The previous prime is 30069661. The next prime is 30069679. The reversal of 30069670 is 7696003.
It is an interprime number because it is at equal distance from previous prime (30069661) and next prime (30069679).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30069679) 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, 1503474 + ... + 1503493.
It is an arithmetic number, because the mean of its divisors is an integer number (6765678).
Almost surely, 230069670 is an apocalyptic number.
30069670 is a deficient number, since it is larger than the sum of its proper divisors (24055754).
30069670 is a wasteful number, since it uses less digits than its factorization.
30069670 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3006974.
The product of its (nonzero) digits is 6804, while the sum is 31.
The square root of 30069670 is about 5483.5818586030. The cubic root of 30069670 is about 310.9635989557.
The spelling of 30069670 in words is "thirty million, sixty-nine thousand, six hundred seventy".
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