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48664018 = 2131871693
BaseRepresentation
bin1011100110100…
…0110111010010
310101120101111001
42321220313102
544424222033
64455012214
71130431414
oct271506722
9111511431
1048664018
1125518aa7
121436a06a
13a10b2a0
14666a9b4
154413e7d
hex2e68dd2

48664018 has 8 divisors (see below), whose sum is σ = 78611148. Its totient is φ = 22460304.

The previous prime is 48663973. The next prime is 48664019. The reversal of 48664018 is 81046684.

It can be written as a sum of positive squares in 2 ways, for example, as 48066489 + 597529 = 6933^2 + 773^2 .

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

It is not an unprimeable number, because it can be changed into a prime (48664019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 935821 + ... + 935872.

Almost surely, 248664018 is an apocalyptic number.

48664018 is a deficient number, since it is larger than the sum of its proper divisors (29947130).

48664018 is a wasteful number, since it uses less digits than its factorization.

48664018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1871708.

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 48664018 is about 6975.9600056193. The cubic root of 48664018 is about 365.0922841654.

The spelling of 48664018 in words is "forty-eight million, six hundred sixty-four thousand, eighteen".

Divisors: 1 2 13 26 1871693 3743386 24332009 48664018