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48317952123881 = 1132993133135547
BaseRepresentation
bin10101111110001111001100…
…10111110110001111101001
320100002011002011022211020222
422333013212113312033221
522313120131220431011
6250432543305455425
713114566616400126
oct1277074627661751
9210064064284228
1048317952123881
111443958a366a20
1255044144a1575
1320c649532731b
14bd085c1c374d
1558bcda3ddddb
hex2bf1e65f63e9

48317952123881 has 8 divisors (see below), whose sum is σ = 52712091248544. Its totient is φ = 43924079336320.

The previous prime is 48317952123821. The next prime is 48317952123887. The reversal of 48317952123881 is 18832125971384.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 48317952123881 - 222 = 48317947929577 is a prime.

It is a super-2 number, since 2×483179521238812 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48317952123887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66204851 + ... + 66930696.

It is an arithmetic number, because the mean of its divisors is an integer number (6589011406068).

Almost surely, 248317952123881 is an apocalyptic number.

It is an amenable number.

48317952123881 is a deficient number, since it is larger than the sum of its proper divisors (4394139124663).

48317952123881 is a wasteful number, since it uses less digits than its factorization.

48317952123881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133168551.

The product of its digits is 23224320, while the sum is 62.

The spelling of 48317952123881 in words is "forty-eight trillion, three hundred seventeen billion, nine hundred fifty-two million, one hundred twenty-three thousand, eight hundred eighty-one".

Divisors: 1 11 32993 362923 133135547 1464491017 4392541102171 48317952123881