Base | Representation |
---|---|
bin | 111010010001… |
… | …1111110100000 |
3 | 2010111102001002 |
4 | 1310203332200 |
5 | 30310243224 |
6 | 3010531132 |
7 | 520502510 |
oct | 164437640 |
9 | 63442032 |
10 | 30556064 |
11 | 16280250 |
12 | a296aa8 |
13 | 643b116 |
14 | 40b5840 |
15 | 2a389ae |
hex | 1d23fa0 |
30556064 has 48 divisors (see below), whose sum is σ = 75007296. Its totient is φ = 11904000.
The previous prime is 30555977. The next prime is 30556081. The reversal of 30556064 is 46065503.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 3737 + ... + 8664.
It is an arithmetic number, because the mean of its divisors is an integer number (1562652).
Almost surely, 230556064 is an apocalyptic number.
It is an amenable number.
30556064 is an abundant number, since it is smaller than the sum of its proper divisors (44451232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30556064 is a wasteful number, since it uses less digits than its factorization.
30556064 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12429 (or 12421 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 29.
The square root of 30556064 is about 5527.7539742648. The cubic root of 30556064 is about 312.6313099369.
It can be divided in two parts, 3055 and 6064, that added together give a palindrome (9119).
The spelling of 30556064 in words is "thirty million, five hundred fifty-six thousand, sixty-four".
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