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48368185 = 515536229
BaseRepresentation
bin1011100010000…
…0101000111001
310101000100200021
42320200220321
544340240220
64444410441
71125060055
oct270405071
9111010607
1048368185
1125336808
1214246a21
13a036738
1465d0c65
1543a64aa
hex2e20a39

48368185 has 8 divisors (see below), whose sum is σ = 58088520. Its totient is φ = 38663424.

The previous prime is 48368183. The next prime is 48368189. The reversal of 48368185 is 58186384.

It can be written as a sum of positive squares in 4 ways, for example, as 426409 + 47941776 = 653^2 + 6924^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 48368185 - 21 = 48368183 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48368183) 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 7 ways as a sum of consecutive naturals, for example, 4651 + ... + 10879.

It is an arithmetic number, because the mean of its divisors is an integer number (7261065).

Almost surely, 248368185 is an apocalyptic number.

It is an amenable number.

48368185 is a deficient number, since it is larger than the sum of its proper divisors (9720335).

48368185 is a wasteful number, since it uses less digits than its factorization.

48368185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7787.

The product of its digits is 184320, while the sum is 43.

The square root of 48368185 is about 6954.7239341328. The cubic root of 48368185 is about 364.3509702032.

The spelling of 48368185 in words is "forty-eight million, three hundred sixty-eight thousand, one hundred eighty-five".

Divisors: 1 5 1553 6229 7765 31145 9673637 48368185