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4888390 = 2513311213
BaseRepresentation
bin10010101001011101000110
3100012100121111
4102221131012
52222412030
6252435234
756356603
oct22513506
910170544
104888390
1128397a1
121778b1a
131022050
149136aa
1566862a
hex4a9746

4888390 has 32 divisors (see below), whose sum is σ = 9789696. Its totient is φ = 1745280.

The previous prime is 4888379. The next prime is 4888391. The reversal of 4888390 is 938884.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4888391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3424 + ... + 4636.

It is an arithmetic number, because the mean of its divisors is an integer number (305928).

Almost surely, 24888390 is an apocalyptic number.

4888390 is an abundant number, since it is smaller than the sum of its proper divisors (4901306).

4888390 is a wasteful number, since it uses less digits than its factorization.

4888390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264.

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 4888390 is about 2210.9703751973. The cubic root of 4888390 is about 169.7156723582.

The spelling of 4888390 in words is "four million, eight hundred eighty-eight thousand, three hundred ninety".

Divisors: 1 2 5 10 13 26 31 62 65 130 155 310 403 806 1213 2015 2426 4030 6065 12130 15769 31538 37603 75206 78845 157690 188015 376030 488839 977678 2444195 4888390