Base | Representation |
---|---|
bin | 10001010101101… |
… | …111011101000000 |
3 | 202021101212022220 |
4 | 101111233131000 |
5 | 1043433141224 |
6 | 44511131040 |
7 | 10131466062 |
oct | 2125573500 |
9 | 667355286 |
10 | 290912064 |
11 | 13a2375a3 |
12 | 81513a80 |
13 | 48368421 |
14 | 2a8c9732 |
15 | 1a816279 |
hex | 1156f740 |
290912064 has 56 divisors (see below), whose sum is σ = 773021568. Its totient is φ = 96552960.
The previous prime is 290912047. The next prime is 290912101. The reversal of 290912064 is 460219092.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43129 + ... + 49415.
Almost surely, 2290912064 is an apocalyptic number.
290912064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 290912064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (386510784).
290912064 is an abundant number, since it is smaller than the sum of its proper divisors (482109504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
290912064 is a wasteful number, since it uses less digits than its factorization.
290912064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6543 (or 6533 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 290912064 is about 17056.1444646790. The cubic root of 290912064 is about 662.6037821988.
The spelling of 290912064 in words is "two hundred ninety million, nine hundred twelve thousand, sixty-four".
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