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47525162080 = 25511193771541
BaseRepresentation
bin101100010000101110…
…000110110001100000
311112200002222101020011
4230100232012301200
51234312420141310
633455513054304
73301501132564
oct542056066140
9145602871204
1047525162080
1119178795760
1292640b7394
1346351104a6
14242bb8d6a4
15138248978a
hexb10b86c60

47525162080 has 384 divisors, whose sum is σ = 134529776640. Its totient is φ = 15676416000.

The previous prime is 47525162071. The next prime is 47525162081. The reversal of 47525162080 is 8026152574.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47525162081) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 87846610 + ... + 87847150.

It is an arithmetic number, because the mean of its divisors is an integer number (350337960).

Almost surely, 247525162080 is an apocalyptic number.

47525162080 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 47525162080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67264888320).

47525162080 is an abundant number, since it is smaller than the sum of its proper divisors (87004614560).

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

47525162080 is a wasteful number, since it uses less digits than its factorization.

47525162080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694 (or 686 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 40.

The spelling of 47525162080 in words is "forty-seven billion, five hundred twenty-five million, one hundred sixty-two thousand, eighty".