Search a number
-
+
4857880 = 235121447
BaseRepresentation
bin10010100010000000011000
3100010210202111
4102202000120
52220423010
6252042104
756201626
oct22420030
910123674
104857880
112818885
121763334
1310111b1
14906516
1565e58a
hex4a2018

4857880 has 16 divisors (see below), whose sum is σ = 10930320. Its totient is φ = 1943136.

The previous prime is 4857829. The next prime is 4857893. The reversal of 4857880 is 887584.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 121447 = 4857880 / (4 + 8 + 5 + 7 + 8 + 8 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60684 + ... + 60763.

It is an arithmetic number, because the mean of its divisors is an integer number (683145).

Almost surely, 24857880 is an apocalyptic number.

4857880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4857880 is an abundant number, since it is smaller than the sum of its proper divisors (6072440).

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

4857880 is a wasteful number, since it uses less digits than its factorization.

4857880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121458 (or 121454 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 40.

The square root of 4857880 is about 2204.0598902934. The cubic root of 4857880 is about 169.3618520315.

The spelling of 4857880 in words is "four million, eight hundred fifty-seven thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 121447 242894 485788 607235 971576 1214470 2428940 4857880