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48672761 = 23292009
BaseRepresentation
bin1011100110101…
…0111111111001
310101120211110212
42321222333321
544430012021
64455120505
71130466044
oct271527771
9111524425
1048672761
1125524625
1214373135
13a112267
14666dc5b
15441685b
hex2e6aff9

48672761 has 6 divisors (see below), whose sum is σ = 50881530. Its totient is φ = 46556048.

The previous prime is 48672749. The next prime is 48672763. The reversal of 48672761 is 16727684.

It can be written as a sum of positive squares in only one way, i.e., 40005625 + 8667136 = 6325^2 + 2944^2 .

It is not a de Polignac number, because 48672761 - 218 = 48410617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48672763) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45476 + ... + 46533.

It is an arithmetic number, because the mean of its divisors is an integer number (8480255).

Almost surely, 248672761 is an apocalyptic number.

It is an amenable number.

48672761 is a deficient number, since it is larger than the sum of its proper divisors (2208769).

48672761 is an equidigital number, since it uses as much as digits as its factorization.

48672761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92055 (or 92032 counting only the distinct ones).

The product of its digits is 112896, while the sum is 41.

The square root of 48672761 is about 6976.5866295775. The cubic root of 48672761 is about 365.1141470724.

The spelling of 48672761 in words is "forty-eight million, six hundred seventy-two thousand, seven hundred sixty-one".

Divisors: 1 23 529 92009 2116207 48672761