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48268891 = 1131141551
BaseRepresentation
bin1011100000100…
…0011001011011
310100211022110201
42320020121123
544324101031
64442323031
71124164426
oct270103133
9110738421
1048268891
1125279150
12141b9477
13a000498
1465a69bd
154386d61
hex2e0865b

48268891 has 8 divisors (see below), whose sum is σ = 54355968. Its totient is φ = 42465000.

The previous prime is 48268889. The next prime is 48268907. The reversal of 48268891 is 19886284.

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 48268891 - 21 = 48268889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48268861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70435 + ... + 71116.

It is an arithmetic number, because the mean of its divisors is an integer number (6794496).

Almost surely, 248268891 is an apocalyptic number.

48268891 is a deficient number, since it is larger than the sum of its proper divisors (6087077).

48268891 is a wasteful number, since it uses less digits than its factorization.

48268891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141593.

The product of its digits is 221184, while the sum is 46.

The square root of 48268891 is about 6947.5816655870. The cubic root of 48268891 is about 364.1014766586.

The spelling of 48268891 in words is "forty-eight million, two hundred sixty-eight thousand, eight hundred ninety-one".

Divisors: 1 11 31 341 141551 1557061 4388081 48268891