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48584889 = 3229186149
BaseRepresentation
bin1011100101010…
…1100010111001
310101102100221100
42321111202321
544414204024
64453202013
71126651623
oct271254271
9111370840
1048584889
1125474601
1214330309
13a0b1272
146649c13
1543ea7c9
hex2e558b9

48584889 has 12 divisors (see below), whose sum is σ = 72598500. Its totient is φ = 31272864.

The previous prime is 48584867. The next prime is 48584891. The reversal of 48584889 is 98848584.

48584889 is a `hidden beast` number, since 485 + 84 + 8 + 89 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 30437289 + 18147600 = 5517^2 + 4260^2 .

It is not a de Polignac number, because 48584889 - 25 = 48584857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48584819) 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, 92814 + ... + 93335.

It is an arithmetic number, because the mean of its divisors is an integer number (6049875).

Almost surely, 248584889 is an apocalyptic number.

It is an amenable number.

48584889 is a deficient number, since it is larger than the sum of its proper divisors (24013611).

48584889 is a wasteful number, since it uses less digits than its factorization.

48584889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186184 (or 186181 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 54.

The square root of 48584889 is about 6970.2861490759. The cubic root of 48584889 is about 364.8942935280.

The spelling of 48584889 in words is "forty-eight million, five hundred eighty-four thousand, eight hundred eighty-nine".

Divisors: 1 3 9 29 87 261 186149 558447 1675341 5398321 16194963 48584889