Search a number
-
+
5312129 = 31349491
BaseRepresentation
bin10100010000111010000001
3100222212212112
4110100322001
52324442004
6305505105
763103154
oct24207201
910885775
105312129
112aa9099
121942195
13113cb94
149c3c9b
156ede6e
hex510e81

5312129 has 8 divisors (see below), whose sum is σ = 5510400. Its totient is φ = 5115600.

The previous prime is 5312117. The next prime is 5312141. The reversal of 5312129 is 9212135.

It is an interprime number because it is at equal distance from previous prime (5312117) and next prime (5312141).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5312129 - 212 = 5308033 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5312159) 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, 10574 + ... + 11064.

It is an arithmetic number, because the mean of its divisors is an integer number (688800).

Almost surely, 25312129 is an apocalyptic number.

It is an amenable number.

5312129 is a deficient number, since it is larger than the sum of its proper divisors (198271).

5312129 is a wasteful number, since it uses less digits than its factorization.

5312129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871.

The product of its digits is 540, while the sum is 23.

The square root of 5312129 is about 2304.8056317182. The cubic root of 5312129 is about 174.4842392642.

The spelling of 5312129 in words is "five million, three hundred twelve thousand, one hundred twenty-nine".

Divisors: 1 31 349 491 10819 15221 171359 5312129