Search a number
-
+
4989088 = 251367179
BaseRepresentation
bin10011000010000010100000
3100101110202001
4103002002200
52234122323
6254533344
760256306
oct23020240
910343661
104989088
1128a8415
121807254
131058b30
1493c276
156883ad
hex4c20a0

4989088 has 48 divisors (see below), whose sum is σ = 10795680. Its totient is φ = 2255616.

The previous prime is 4989079. The next prime is 4989107. The reversal of 4989088 is 8809894.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27783 + ... + 27961.

It is an arithmetic number, because the mean of its divisors is an integer number (224910).

Almost surely, 24989088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4989088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5397840).

4989088 is an abundant number, since it is smaller than the sum of its proper divisors (5806592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4989088 is a wasteful number, since it uses less digits than its factorization.

4989088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 261 counting only the distinct ones).

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

The square root of 4989088 is about 2233.6266474055. The cubic root of 4989088 is about 170.8731090143.

The spelling of 4989088 in words is "four million, nine hundred eighty-nine thousand, eighty-eight".

Divisors: 1 2 4 8 13 16 26 32 52 67 104 134 179 208 268 358 416 536 716 871 1072 1432 1742 2144 2327 2864 3484 4654 5728 6968 9308 11993 13936 18616 23986 27872 37232 47972 74464 95944 155909 191888 311818 383776 623636 1247272 2494544 4989088