Base | Representation |
---|---|
bin | 10001001111010… |
… | …101111000100110 |
3 | 202011020122002210 |
4 | 101033111320212 |
5 | 1043021000340 |
6 | 44411144250 |
7 | 10111311120 |
oct | 2117257046 |
9 | 664218083 |
10 | 289234470 |
11 | 1392a1158 |
12 | 80a45086 |
13 | 47bcb975 |
14 | 2a5b0210 |
15 | 1a5d4180 |
hex | 113d5e26 |
289234470 has 64 divisors (see below), whose sum is σ = 794833920. Its totient is φ = 65985408.
The previous prime is 289234427. The next prime is 289234471. The reversal of 289234470 is 74432982.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (289234471) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152991 + ... + 154869.
It is an arithmetic number, because the mean of its divisors is an integer number (12419280).
Almost surely, 2289234470 is an apocalyptic number.
289234470 is an abundant number, since it is smaller than the sum of its proper divisors (505599450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
289234470 is a wasteful number, since it uses less digits than its factorization.
289234470 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2629.
The product of its (nonzero) digits is 96768, while the sum is 39.
The square root of 289234470 is about 17006.8947782951. The cubic root of 289234470 is about 661.3276534936.
The spelling of 289234470 in words is "two hundred eighty-nine million, two hundred thirty-four thousand, four hundred seventy".
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