Base | Representation |
---|---|
bin | 100001000001100110100011… |
… | …111110111001110111110100 |
3 | 201001021100102210102010000200 |
4 | 201001212203332321313310 |
5 | 123014201103004200022 |
6 | 1232524533554440500 |
7 | 42410436601354614 |
oct | 4101464376716764 |
9 | 631240383363020 |
10 | 145245660225012 |
11 | 4230937a717856 |
12 | 143596b9893130 |
13 | 63077b7729049 |
14 | 27c1cdad66a44 |
15 | 11bd28da37bac |
hex | 8419a3fb9df4 |
145245660225012 has 72 divisors (see below), whose sum is σ = 370814223485160. Its totient is φ = 47931939667200.
The previous prime is 145245660224981. The next prime is 145245660225023. The reversal of 145245660225012 is 210522066542541.
145245660225012 is a `hidden beast` number, since 1 + 4 + 5 + 2 + 4 + 5 + 6 + 602 + 25 + 0 + 12 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 62173445780196 + 83072214444816 = 7885014^2 + 9114396^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42982138 + ... + 46238030.
It is an arithmetic number, because the mean of its divisors is an integer number (5150197548405).
Almost surely, 2145245660225012 is an apocalyptic number.
145245660225012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
145245660225012 is an abundant number, since it is smaller than the sum of its proper divisors (225568563260148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145245660225012 is a wasteful number, since it uses less digits than its factorization.
145245660225012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3268273 (or 3268268 counting only the distinct ones).
The product of its (nonzero) digits is 1152000, while the sum is 45.
The spelling of 145245660225012 in words is "one hundred forty-five trillion, two hundred forty-five billion, six hundred sixty million, two hundred twenty-five thousand, twelve".
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