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48511471008 = 25371121345893
BaseRepresentation
bin101101001011100000…
…100100110110100000
311122012211220001201110
4231023200210312200
51243322414033013
634141425103320
73335105462040
oct551340446640
9148184801643
1048511471008
1119634508200
12949a487b40
134761565a40
1424c2b75720
1513ddd642c3
hexb4b824da0

48511471008 has 288 divisors, whose sum is σ = 172276530048. Its totient is φ = 11630868480.

The previous prime is 48511471007. The next prime is 48511471009. The reversal of 48511471008 is 80017411584.

It is an interprime number because it is at equal distance from previous prime (48511471007) and next prime (48511471009).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (48511471007) 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, 1034110 + ... + 1080002.

It is an arithmetic number, because the mean of its divisors is an integer number (598182396).

Almost surely, 248511471008 is an apocalyptic number.

48511471008 is a gapful number since it is divisible by the number (48) 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 48511471008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86138265024).

48511471008 is an abundant number, since it is smaller than the sum of its proper divisors (123765059040).

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

48511471008 is a wasteful number, since it uses less digits than its factorization.

48511471008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45948 (or 45929 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 39.

The spelling of 48511471008 in words is "forty-eight billion, five hundred eleven million, four hundred seventy-one thousand, eight".