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48728160 = 253251319137
BaseRepresentation
bin1011100111100…
…0100001100000
310101200122110200
42321320201200
544433300120
64500225200
71131116415
oct271704140
9111618420
1048728160
1125562208
121439b200
13a131540
14668610c
154427e90
hex2e78860

48728160 has 288 divisors, whose sum is σ = 189876960. Its totient is φ = 11280384.

The previous prime is 48728117. The next prime is 48728189. The reversal of 48728160 is 6182784.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 355612 + ... + 355748.

It is an arithmetic number, because the mean of its divisors is an integer number (659295).

Almost surely, 248728160 is an apocalyptic number.

48728160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48728160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94938480).

48728160 is an abundant number, since it is smaller than the sum of its proper divisors (141148800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48728160 is a wasteful number, since it uses less digits than its factorization.

48728160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 48728160 is about 6980.5558517929. Note that the first 3 decimals coincide. The cubic root of 48728160 is about 365.2526180159.

The spelling of 48728160 in words is "forty-eight million, seven hundred twenty-eight thousand, one hundred sixty".