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120443166145 = 5227106117327
BaseRepresentation
bin111000000101011111…
…0001101110111000001
3102111212220001210011101
41300022332031313001
53433131422304040
6131155243014401
711462460006661
oct1601276156701
9374786053141
10120443166145
1147097033435
121b41420a401
13b485c60663
145b881461a1
1531edd4409a
hex1c0af8ddc1

120443166145 has 8 divisors (see below), whose sum is σ = 145168504704. Its totient is φ = 95930062704.

The previous prime is 120443166143. The next prime is 120443166161. The reversal of 120443166145 is 541661344021.

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 120443166145 - 21 = 120443166143 is a prime.

It is a super-2 number, since 2×1204431661452 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120443166143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53057529 + ... + 53059798.

It is an arithmetic number, because the mean of its divisors is an integer number (18146063088).

Almost surely, 2120443166145 is an apocalyptic number.

It is an amenable number.

120443166145 is a deficient number, since it is larger than the sum of its proper divisors (24725338559).

120443166145 is a wasteful number, since it uses less digits than its factorization.

120443166145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106117559.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 120443166145 in words is "one hundred twenty billion, four hundred forty-three million, one hundred sixty-six thousand, one hundred forty-five".

Divisors: 1 5 227 1135 106117327 530586635 24088633229 120443166145