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4480138 = 213172313
BaseRepresentation
bin10001000101110010001010
322102121121001
4101011302022
52121331023
6240005214
753036425
oct21056212
98377531
104480138
11258aaa3
12160080a
13c0b290
148489bc
155d76ad
hex445c8a

4480138 has 8 divisors (see below), whose sum is σ = 7237188. Its totient is φ = 2067744.

The previous prime is 4480097. The next prime is 4480141. The reversal of 4480138 is 8310844.

It can be written as a sum of positive squares in 2 ways, for example, as 3433609 + 1046529 = 1853^2 + 1023^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 86131 + ... + 86182.

Almost surely, 24480138 is an apocalyptic number.

4480138 is a deficient number, since it is larger than the sum of its proper divisors (2757050).

4480138 is a wasteful number, since it uses less digits than its factorization.

4480138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172328.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 4480138 is about 2116.6336480364. The cubic root of 4480138 is about 164.8531046457.

The spelling of 4480138 in words is "four million, four hundred eighty thousand, one hundred thirty-eight".

Divisors: 1 2 13 26 172313 344626 2240069 4480138