Search a number
-
+
48404808 = 2332672289
BaseRepresentation
bin1011100010100…
…1100101001000
310101002012220200
42320221211020
544342423213
64445252200
71125301614
oct270514510
9111065820
1048404808
1125361281
1214264060
13a04a2ca
146600344
1543b2273
hex2e29948

48404808 has 24 divisors (see below), whose sum is σ = 131096550. Its totient is φ = 16134912.

The previous prime is 48404803. The next prime is 48404809. The reversal of 48404808 is 80840484.

It can be written as a sum of positive squares in only one way, i.e., 48191364 + 213444 = 6942^2 + 462^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48404803) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 336073 + ... + 336216.

Almost surely, 248404808 is an apocalyptic number.

It is an amenable number.

48404808 is an abundant number, since it is smaller than the sum of its proper divisors (82691742).

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

48404808 is a wasteful number, since it uses less digits than its factorization.

48404808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672301 (or 672294 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 36.

The square root of 48404808 is about 6957.3563944935. The cubic root of 48404808 is about 364.4429056989.

The spelling of 48404808 in words is "forty-eight million, four hundred four thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 672289 1344578 2016867 2689156 4033734 5378312 6050601 8067468 12101202 16134936 24202404 48404808