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48251636 = 2212062909
BaseRepresentation
bin1011100000010…
…0001011110100
310100210102210122
42320010023310
544323023021
64442111112
71124063216
oct270041364
9110712718
1048251636
1125267194
12141ab498
139cc5684
1465a05b6
154381bab
hex2e042f4

48251636 has 6 divisors (see below), whose sum is σ = 84440370. Its totient is φ = 24125816.

The previous prime is 48251611. The next prime is 48251647. The reversal of 48251636 is 63615284.

It can be written as a sum of positive squares in only one way, i.e., 28944400 + 19307236 = 5380^2 + 4394^2 .

It is a junction number, because it is equal to n+sod(n) for n = 48251596 and 48251605.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6031451 + ... + 6031458.

It is an arithmetic number, because the mean of its divisors is an integer number (14073395).

Almost surely, 248251636 is an apocalyptic number.

It is an amenable number.

48251636 is a deficient number, since it is larger than the sum of its proper divisors (36188734).

48251636 is a wasteful number, since it uses less digits than its factorization.

48251636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12062913 (or 12062911 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 48251636 is about 6946.3397555835. The cubic root of 48251636 is about 364.0580855660.

The spelling of 48251636 in words is "forty-eight million, two hundred fifty-one thousand, six hundred thirty-six".

Divisors: 1 2 4 12062909 24125818 48251636