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48910153809 = 3117918761087
BaseRepresentation
bin101101100011010001…
…011011100001010001
311200020122002020201010
4231203101123201101
51300131444410214
634245150201133
73351016306416
oct554321334121
9150218066633
1048910153809
1119819563520
12958bab31a9
1347c603591a
14251dab610d
151413d67659
hexb6345b851

48910153809 has 16 divisors (see below), whose sum is σ = 72042577920. Its totient is φ = 29267294160.

The previous prime is 48910153801. The next prime is 48910153819. The reversal of 48910153809 is 90835101984.

It is not a de Polignac number, because 48910153809 - 23 = 48910153801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48910153801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9377937 + ... + 9383150.

It is an arithmetic number, because the mean of its divisors is an integer number (4502661120).

Almost surely, 248910153809 is an apocalyptic number.

It is an amenable number.

48910153809 is a deficient number, since it is larger than the sum of its proper divisors (23132424111).

48910153809 is a wasteful number, since it uses less digits than its factorization.

48910153809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18761180.

The product of its (nonzero) digits is 311040, while the sum is 48.

The spelling of 48910153809 in words is "forty-eight billion, nine hundred ten million, one hundred fifty-three thousand, eight hundred nine".

Divisors: 1 3 11 33 79 237 869 2607 18761087 56283261 206371957 619115871 1482125873 4446377619 16303384603 48910153809