Search a number
-
+
4981408 = 25179157
BaseRepresentation
bin10011000000001010100000
3100101002012121
4103000022200
52233401113
6254434024
760225025
oct23001240
910332177
104981408
1128a2673
121802914
1310554a3
1493954c
15685e8d
hex4c02a0

4981408 has 24 divisors (see below), whose sum is σ = 10385172. Its totient is φ = 2343936.

The previous prime is 4981393. The next prime is 4981423. The reversal of 4981408 is 8041894.

It is an interprime number because it is at equal distance from previous prime (4981393) and next prime (4981423).

It can be written as a sum of positive squares in 2 ways, for example, as 4963984 + 17424 = 2228^2 + 132^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

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, 4035 + ... + 5122.

Almost surely, 24981408 is an apocalyptic number.

It is an amenable number.

4981408 is an abundant number, since it is smaller than the sum of its proper divisors (5403764).

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

4981408 is a wasteful number, since it uses less digits than its factorization.

4981408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9184 (or 9176 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 4981408 is about 2231.9068080903. The cubic root of 4981408 is about 170.7853856052.

The spelling of 4981408 in words is "four million, nine hundred eighty-one thousand, four hundred eight".

Divisors: 1 2 4 8 16 17 32 34 68 136 272 544 9157 18314 36628 73256 146512 155669 293024 311338 622676 1245352 2490704 4981408