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145543060055 = 580935980979
BaseRepresentation
bin1000011110001100001…
…0101101101001010111
3111220200010221111122202
42013203002231221113
54341033010410210
6150510032515115
713341456412151
oct2074302555127
9456603844582
10145543060055
11567a7299208
122425a0aba9b
13109560a12a3
147089893ad1
153bbc6999a5
hex21e30ada57

145543060055 has 8 divisors (see below), whose sum is σ = 174867562800. Its totient is φ = 116290520896.

The previous prime is 145543059947. The next prime is 145543060063. The reversal of 145543060055 is 550060345541.

145543060055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-145543060055 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 17986445 + ... + 17994534.

It is an arithmetic number, because the mean of its divisors is an integer number (21858445350).

Almost surely, 2145543060055 is an apocalyptic number.

145543060055 is a deficient number, since it is larger than the sum of its proper divisors (29324502745).

145543060055 is an equidigital number, since it uses as much as digits as its factorization.

145543060055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35981793.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 145543060055 in words is "one hundred forty-five billion, five hundred forty-three million, sixty thousand, fifty-five".

Divisors: 1 5 809 4045 35980979 179904895 29108612011 145543060055