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4890988 = 224312837
BaseRepresentation
bin10010101010000101101100
3100012111011201
4102222011230
52223002423
6252455244
756400304
oct22520554
910174151
104890988
112840743
12177a524
13102329b
14914604
156692ad
hex4aa16c

4890988 has 12 divisors (see below), whose sum is σ = 8582112. Its totient is φ = 2438960.

The previous prime is 4890983. The next prime is 4891001. The reversal of 4890988 is 8890984.

It is a super-2 number, since 2×48909882 = 47843527232288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4890983) 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, 306 + ... + 3142.

It is an arithmetic number, because the mean of its divisors is an integer number (715176).

Almost surely, 24890988 is an apocalyptic number.

It is an amenable number.

4890988 is a deficient number, since it is larger than the sum of its proper divisors (3691124).

4890988 is a wasteful number, since it uses less digits than its factorization.

4890988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3272 (or 3270 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 46.

The square root of 4890988 is about 2211.5578219888. The cubic root of 4890988 is about 169.7457329187.

The spelling of 4890988 in words is "four million, eight hundred ninety thousand, nine hundred eighty-eight".

Divisors: 1 2 4 431 862 1724 2837 5674 11348 1222747 2445494 4890988