Base | Representation |
---|---|
bin | 10001001100010… |
… | …100100000111101 |
3 | 202002202101121221 |
4 | 101030110200331 |
5 | 1042320124204 |
6 | 44342153341 |
7 | 10101502012 |
oct | 2114244075 |
9 | 662671557 |
10 | 288442429 |
11 | 138900080 |
12 | 80722851 |
13 | 479b22c2 |
14 | 2a445709 |
15 | 1a4c9654 |
hex | 1131483d |
288442429 has 4 divisors (see below), whose sum is σ = 314664480. Its totient is φ = 262220380.
The previous prime is 288442411. The next prime is 288442457. The reversal of 288442429 is 924244882.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 288442429 - 215 = 288409661 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (288442489) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13111009 + ... + 13111030.
It is an arithmetic number, because the mean of its divisors is an integer number (78666120).
Almost surely, 2288442429 is an apocalyptic number.
It is an amenable number.
288442429 is a deficient number, since it is larger than the sum of its proper divisors (26222051).
288442429 is a wasteful number, since it uses less digits than its factorization.
288442429 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26222050.
The product of its digits is 294912, while the sum is 43.
The square root of 288442429 is about 16983.5929355363. The cubic root of 288442429 is about 660.7234407375.
The spelling of 288442429 in words is "two hundred eighty-eight million, four hundred forty-two thousand, four hundred twenty-nine".
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