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48537720 = 2332571117103
BaseRepresentation
bin1011100100101…
…0000001111000
310101022222020100
42321022001320
544411201340
64452155400
71126364250
oct271120170
9111288210
1048537720
1125442120
1214308b60
13a09595a
146636960
1543db830
hex2e4a078

48537720 has 384 divisors, whose sum is σ = 210263040. Its totient is φ = 9400320.

The previous prime is 48537683. The next prime is 48537739. The reversal of 48537720 is 2773584.

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 95 ways as a sum of consecutive naturals, for example, 471189 + ... + 471291.

It is an arithmetic number, because the mean of its divisors is an integer number (547560).

Almost surely, 248537720 is an apocalyptic number.

48537720 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 48537720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105131520).

48537720 is an abundant number, since it is smaller than the sum of its proper divisors (161725320).

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

48537720 is a wasteful number, since it uses less digits than its factorization.

48537720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 48537720 is about 6966.9017504196. The cubic root of 48537720 is about 364.7761685147.

The spelling of 48537720 in words is "forty-eight million, five hundred thirty-seven thousand, seven hundred twenty".