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6105147 = 310120149
BaseRepresentation
bin10111010010100000111011
3102111011200120
4113102200323
53030331042
6334504323
7102615156
oct27224073
912434616
106105147
11349a984
1220650a3
131359b19
14b4cc9d
15808dec
hex5d283b

6105147 has 8 divisors (see below), whose sum is σ = 8221200. Its totient is φ = 4029600.

The previous prime is 6105101. The next prime is 6105149. The reversal of 6105147 is 7415016.

6105147 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 6105147 - 211 = 6103099 is a prime.

6105147 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6105149) 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, 9772 + ... + 10377.

It is an arithmetic number, because the mean of its divisors is an integer number (1027650).

Almost surely, 26105147 is an apocalyptic number.

6105147 is a deficient number, since it is larger than the sum of its proper divisors (2116053).

6105147 is a wasteful number, since it uses less digits than its factorization.

6105147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20253.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 6105147 is about 2470.8595670333. The cubic root of 6105147 is about 182.7673893662.

The spelling of 6105147 in words is "six million, one hundred five thousand, one hundred forty-seven".

Divisors: 1 3 101 303 20149 60447 2035049 6105147