Base | Representation |
---|---|
bin | 111010011111… |
… | …1101010000110 |
3 | 2010201011120102 |
4 | 1310333222012 |
5 | 30322410241 |
6 | 3013204102 |
7 | 521454203 |
oct | 164775206 |
9 | 63634512 |
10 | 30669446 |
11 | 16348455 |
12 | a330632 |
13 | 647a902 |
14 | 4104caa |
15 | 2a5c39b |
hex | 1d3fa86 |
30669446 has 8 divisors (see below), whose sum is σ = 46055304. Its totient is φ = 15317680.
The previous prime is 30669421. The next prime is 30669461. The reversal of 30669446 is 64496603.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×306694462 = 1881229835893832, which contains 22 as substring.
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, 6140 + ... + 9951.
It is an arithmetic number, because the mean of its divisors is an integer number (5756913).
Almost surely, 230669446 is an apocalyptic number.
30669446 is a deficient number, since it is larger than the sum of its proper divisors (15385858).
30669446 is a wasteful number, since it uses less digits than its factorization.
30669446 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17046.
The product of its (nonzero) digits is 93312, while the sum is 38.
The square root of 30669446 is about 5538.0001805706. Note that the first 3 decimals coincide. The cubic root of 30669446 is about 313.0175181667.
The spelling of 30669446 in words is "thirty million, six hundred sixty-nine thousand, four hundred forty-six".
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