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48907061280 = 2534571149009
BaseRepresentation
bin101101100011000101…
…101000100000100000
311200020102021010120000
4231203011220200200
51300130201430110
634245000020000
73350651106330
oct554305504040
9150212233500
1048907061280
1119817841010
12958aa61600
1347c54c211c
14251d50d0c0
1514139561c0
hexb63168820

48907061280 has 480 divisors, whose sum is σ = 215195460480. Its totient is φ = 10162298880.

The previous prime is 48907061261. The next prime is 48907061299. The reversal of 48907061280 is 8216070984.

It is an interprime number because it is at equal distance from previous prime (48907061261) and next prime (48907061299).

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 973416 + ... + 1022424.

It is an arithmetic number, because the mean of its divisors is an integer number (448323876).

Almost surely, 248907061280 is an apocalyptic number.

48907061280 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 48907061280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107597730240).

48907061280 is an abundant number, since it is smaller than the sum of its proper divisors (166288399200).

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

48907061280 is a wasteful number, since it uses less digits than its factorization.

48907061280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49054 (or 49037 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The spelling of 48907061280 in words is "forty-eight billion, nine hundred seven million, sixty-one thousand, two hundred eighty".