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5308143 = 311711511
BaseRepresentation
bin10100001111111011101111
3100222200101220
4110033323233
52324330033
6305434423
763055431
oct24177357
910880356
105308143
112aa60a5
12193ba13
13113b119
149c2651
156ecbb3
hex50feef

5308143 has 8 divisors (see below), whose sum is σ = 7088256. Its totient is φ = 3533400.

The previous prime is 5308141. The next prime is 5308153. The reversal of 5308143 is 3418035.

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

It is not a de Polignac number, because 5308143 - 21 = 5308141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5308141) 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, 2758 + ... + 4268.

It is an arithmetic number, because the mean of its divisors is an integer number (886032).

Almost surely, 25308143 is an apocalyptic number.

5308143 is a deficient number, since it is larger than the sum of its proper divisors (1780113).

5308143 is a wasteful number, since it uses less digits than its factorization.

5308143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2685.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 5308143 is about 2303.9407544466. The cubic root of 5308143 is about 174.4405864459.

The spelling of 5308143 in words is "five million, three hundred eight thousand, one hundred forty-three".

Divisors: 1 3 1171 1511 3513 4533 1769381 5308143