Base | Representation |
---|---|
bin | 100001000111101100101010… |
… | …011101110110010010010101 |
3 | 201002202101121102121120202112 |
4 | 201013230222131312102111 |
5 | 123043031423221431240 |
6 | 1233445205511320405 |
7 | 42452625542351153 |
oct | 4107545235662225 |
9 | 632671542546675 |
10 | 145664528311445 |
11 | 4245aa85846810 |
12 | 14406917980105 |
13 | 633814c099370 |
14 | 27d82b4d663d3 |
15 | 11c9106b10665 |
hex | 847b2a776495 |
145664528311445 has 64 divisors (see below), whose sum is σ = 217541507016960. Its totient is φ = 92051918899200.
The previous prime is 145664528311399. The next prime is 145664528311447. The reversal of 145664528311445 is 544113825466541.
It is a happy number.
145664528311445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 145664528311445 - 214 = 145664528295061 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145664528311447) 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, 32015096 + ... + 36280785.
It is an arithmetic number, because the mean of its divisors is an integer number (3399086047140).
Almost surely, 2145664528311445 is an apocalyptic number.
It is an amenable number.
145664528311445 is a deficient number, since it is larger than the sum of its proper divisors (71876978705515).
145664528311445 is a wasteful number, since it uses less digits than its factorization.
145664528311445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68296086.
The product of its digits is 55296000, while the sum is 59.
The spelling of 145664528311445 in words is "one hundred forty-five trillion, six hundred sixty-four billion, five hundred twenty-eight million, three hundred eleven thousand, four hundred forty-five".
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