Base | Representation |
---|---|
bin | 1001100100110111000… |
… | …1000001110010001101 |
3 | 120201122020002102122000 |
4 | 2121031301001302031 |
5 | 10143410421031440 |
6 | 203324302142513 |
7 | 14612540203566 |
oct | 2311561016215 |
9 | 521566072560 |
10 | 164513455245 |
11 | 63851613967 |
12 | 27a73281a39 |
13 | 1268a3748b9 |
14 | 7d6912316d |
15 | 442cd37730 |
hex | 264dc41c8d |
164513455245 has 64 divisors (see below), whose sum is σ = 294165907200. Its totient is φ = 87232481280.
The previous prime is 164513455219. The next prime is 164513455261. The reversal of 164513455245 is 542554315461.
164513455245 is a `hidden beast` number, since 1 + 6 + 4 + 51 + 3 + 4 + 552 + 45 = 666.
It is not a de Polignac number, because 164513455245 - 25 = 164513455213 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 164513455245.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21436729 + ... + 21444401.
It is an arithmetic number, because the mean of its divisors is an integer number (4596342300).
Almost surely, 2164513455245 is an apocalyptic number.
164513455245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
164513455245 is a deficient number, since it is larger than the sum of its proper divisors (129652451955).
164513455245 is a wasteful number, since it uses less digits than its factorization.
164513455245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8587 (or 8581 counting only the distinct ones).
The product of its digits is 1440000, while the sum is 45.
The spelling of 164513455245 in words is "one hundred sixty-four billion, five hundred thirteen million, four hundred fifty-five thousand, two hundred forty-five".
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