Base | Representation |
---|---|
bin | 111010010000… |
… | …1011100111010 |
3 | 2010110212212001 |
4 | 1310201130322 |
5 | 30304430342 |
6 | 3010411214 |
7 | 520430404 |
oct | 164413472 |
9 | 63425761 |
10 | 30545722 |
11 | 162734a9 |
12 | a290b0a |
13 | 64364bc |
14 | 40b1b74 |
15 | 2a358b7 |
hex | 1d2173a |
30545722 has 8 divisors (see below), whose sum is σ = 45871200. Its totient is φ = 15255324.
The previous prime is 30545717. The next prime is 30545731. The reversal of 30545722 is 22754503.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×305457222 = 1866082265002568, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6472 + ... + 10147.
It is an arithmetic number, because the mean of its divisors is an integer number (5733900).
Almost surely, 230545722 is an apocalyptic number.
30545722 is a deficient number, since it is larger than the sum of its proper divisors (15325478).
30545722 is a wasteful number, since it uses less digits than its factorization.
30545722 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17540.
The product of its (nonzero) digits is 8400, while the sum is 28.
The square root of 30545722 is about 5526.8184337827. The cubic root of 30545722 is about 312.5960349110.
The spelling of 30545722 in words is "thirty million, five hundred forty-five thousand, seven hundred twenty-two".
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