Search a number
-
+
4897880 = 235139419
BaseRepresentation
bin10010101011110001011000
3100012211121222
4102223301120
52223213010
6252551212
756426351
oct22536130
910184558
104897880
112845939
121782508
131026470
14916d28
1566b355
hex4abc58

4897880 has 32 divisors (see below), whose sum is σ = 11869200. Its totient is φ = 1808256.

The previous prime is 4897861. The next prime is 4897891. The reversal of 4897880 is 887984.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4190 + ... + 5229.

Almost surely, 24897880 is an apocalyptic number.

4897880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4897880 is an abundant number, since it is smaller than the sum of its proper divisors (6971320).

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

4897880 is a wasteful number, since it uses less digits than its factorization.

4897880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9443 (or 9439 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 44.

The square root of 4897880 is about 2213.1154511231. The cubic root of 4897880 is about 169.8254263273.

The spelling of 4897880 in words is "four million, eight hundred ninety-seven thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 9419 18838 37676 47095 75352 94190 122447 188380 244894 376760 489788 612235 979576 1224470 2448940 4897880