[go: up one dir, main page]

Search a number
-
+
4804989 = 37232687
BaseRepresentation
bin10010010101000101111101
3100001010012120
4102111011331
52212224424
6250553153
755561500
oct22250575
910033176
104804989
112792072
1217387b9
13cc30b7
148d1137
1564da79
hex49517d

4804989 has 12 divisors (see below), whose sum is σ = 7452864. Its totient is φ = 2745624.

The previous prime is 4804979. The next prime is 4804991. The reversal of 4804989 is 9894084.

It is not a de Polignac number, because 4804989 - 25 = 4804957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4804989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4804939) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16197 + ... + 16490.

It is an arithmetic number, because the mean of its divisors is an integer number (621072).

Almost surely, 24804989 is an apocalyptic number.

4804989 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4804989 is a deficient number, since it is larger than the sum of its proper divisors (2647875).

4804989 is a wasteful number, since it uses less digits than its factorization.

4804989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32704 (or 32697 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 4804989 is about 2192.0285125883. The cubic root of 4804989 is about 168.7449556791.

The spelling of 4804989 in words is "four million, eight hundred four thousand, nine hundred eighty-nine".

Divisors: 1 3 7 21 49 147 32687 98061 228809 686427 1601663 4804989