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48901775 = 52131753167
BaseRepresentation
bin1011101010001…
…0111010001111
310102000110121212
42322202322033
5100004324100
64504045035
71132441526
oct272427217
9112013555
1048901775
112567069a
121446377b
13a192580
1466cd4bd
15445e635
hex2ea2e8f

48901775 has 48 divisors (see below), whose sum is σ = 70870464. Its totient is φ = 33146880.

The previous prime is 48901771. The next prime is 48901777. The reversal of 48901775 is 57710984.

It is not a de Polignac number, because 48901775 - 22 = 48901771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48901771) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 292742 + ... + 292908.

It is an arithmetic number, because the mean of its divisors is an integer number (1476468).

Almost surely, 248901775 is an apocalyptic number.

48901775 is a deficient number, since it is larger than the sum of its proper divisors (21968689).

48901775 is a wasteful number, since it uses less digits than its factorization.

With its successor (48901776) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (255).

With its successor (48901776) it forms an eRAP, since the sums of their prime factors are consecutive (260 and 261).

48901775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 48901775 is about 6992.9804089530. The cubic root of 48901775 is about 365.6858936248.

The spelling of 48901775 in words is "forty-eight million, nine hundred one thousand, seven hundred seventy-five".

Divisors: 1 5 13 17 25 53 65 85 167 221 265 325 425 689 835 901 1105 1325 2171 2839 3445 4175 4505 5525 8851 10855 11713 14195 17225 22525 36907 44255 54275 58565 70975 115063 150467 184535 221275 292825 575315 752335 922675 1956071 2876575 3761675 9780355 48901775