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47938379269760 = 2757199385113963
BaseRepresentation
bin10101110011001100001100…
…00100010100011010000000
320021201212100002000222111122
422321212012010110122000
522240410300043113020
6245542330514131412
713045301504355230
oct1271460604243200
9207655302028448
1047938379269760
111430260938a671
125462942280b68
132099753a1b065
14bba330d35cc0
15581ec1ed8125
hex2b9986114680

47938379269760 has 256 divisors, whose sum is σ = 131676274944000. Its totient is φ = 16348005273600.

The previous prime is 47938379269741. The next prime is 47938379269789. The reversal of 47938379269760 is 6796297383974.

It is a super-2 number, since 2×479383792697602 (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3433236539 + ... + 3433250501.

It is an arithmetic number, because the mean of its divisors is an integer number (514360449000).

Almost surely, 247938379269760 is an apocalyptic number.

47938379269760 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 47938379269760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65838137472000).

47938379269760 is an abundant number, since it is smaller than the sum of its proper divisors (83737895674240).

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

47938379269760 is a wasteful number, since it uses less digits than its factorization.

47938379269760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18039 (or 18027 counting only the distinct ones).

The product of its (nonzero) digits is 5184974592, while the sum is 80.

The spelling of 47938379269760 in words is "forty-seven trillion, nine hundred thirty-eight billion, three hundred seventy-nine million, two hundred sixty-nine thousand, seven hundred sixty".