Base | Representation |
---|---|
bin | 10001010010011… |
… | …101101010010000 |
3 | 202012210012120112 |
4 | 101102131222100 |
5 | 1043223142002 |
6 | 44440500452 |
7 | 10121256563 |
oct | 2122355220 |
9 | 665705515 |
10 | 290052752 |
11 | 1397aaa20 |
12 | 8117a728 |
13 | 48127262 |
14 | 2a7444da |
15 | 1a6e6852 |
hex | 1149da90 |
290052752 has 40 divisors (see below), whose sum is σ = 616314720. Its totient is φ = 131143680.
The previous prime is 290052739. The next prime is 290052757. The reversal of 290052752 is 257250092.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (290052757) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29699 + ... + 38237.
It is an arithmetic number, because the mean of its divisors is an integer number (15407868).
Almost surely, 2290052752 is an apocalyptic number.
290052752 is a gapful number since it is divisible by the number (22) 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 290052752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308157360).
290052752 is an abundant number, since it is smaller than the sum of its proper divisors (326261968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
290052752 is a wasteful number, since it uses less digits than its factorization.
290052752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8751 (or 8745 counting only the distinct ones).
The product of its (nonzero) digits is 12600, while the sum is 32.
The square root of 290052752 is about 17030.9351475484. The cubic root of 290052752 is about 661.9507269759.
The spelling of 290052752 in words is "two hundred ninety million, fifty-two thousand, seven hundred fifty-two".
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