Base | Representation |
---|---|
bin | 11011111010111… |
… | …10111001001010 |
3 | 121022201122222200 |
4 | 31331132321022 |
5 | 434430034010 |
6 | 35124101030 |
7 | 5542563303 |
oct | 1575367112 |
9 | 538648880 |
10 | 234221130 |
11 | 110236890 |
12 | 66534776 |
13 | 396a96b0 |
14 | 2316d7aa |
15 | 15868cc0 |
hex | df5ee4a |
234221130 has 96 divisors (see below), whose sum is σ = 715478400. Its totient is φ = 52410240.
The previous prime is 234221123. The next prime is 234221159. The reversal of 234221130 is 31122432.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3771 + ... + 21969.
It is an arithmetic number, because the mean of its divisors is an integer number (7452900).
Almost surely, 2234221130 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 234221130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (357739200).
234221130 is an abundant number, since it is smaller than the sum of its proper divisors (481257270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
234221130 is a wasteful number, since it uses less digits than its factorization.
234221130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18236 (or 18233 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 234221130 is about 15304.2846941633. The cubic root of 234221130 is about 616.4180642268.
Adding to 234221130 its reverse (31122432), we get a palindrome (265343562).
The spelling of 234221130 in words is "two hundred thirty-four million, two hundred twenty-one thousand, one hundred thirty".
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