Base | Representation |
---|---|
bin | 10011100100010001000111 |
3 | 100122121001121 |
4 | 103210101013 |
5 | 2303114122 |
6 | 301534411 |
7 | 61412122 |
oct | 23442107 |
9 | 10577047 |
10 | 5129287 |
11 | 2993789 |
12 | 1874407 |
13 | 10a78a7 |
14 | 9773b9 |
15 | 6b4bc7 |
hex | 4e4447 |
5129287 has 4 divisors (see below), whose sum is σ = 5226120. Its totient is φ = 5032456.
The previous prime is 5129279. The next prime is 5129303. The reversal of 5129287 is 7829215.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 5129287 - 23 = 5129279 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 (5129227) 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, 48337 + ... + 48442.
It is an arithmetic number, because the mean of its divisors is an integer number (1306530).
Almost surely, 25129287 is an apocalyptic number.
5129287 is a deficient number, since it is larger than the sum of its proper divisors (96833).
5129287 is an equidigital number, since it uses as much as digits as its factorization.
5129287 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96832.
The product of its digits is 10080, while the sum is 34.
The square root of 5129287 is about 2264.7929265167. The cubic root of 5129287 is about 172.4589218157.
The spelling of 5129287 in words is "five million, one hundred twenty-nine thousand, two hundred eighty-seven".
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