Base | Representation |
---|---|
bin | 110111101111100111001001… |
… | …010000010101001001011101 |
3 | 1012011001111011220011112010200 |
4 | 313233213021100111021131 |
5 | 224113233200102134232 |
6 | 2225230550034054113 |
7 | 102432354332262531 |
oct | 6757471120251135 |
9 | 1164044156145120 |
10 | 245164404724317 |
11 | 71131705053671 |
12 | 235b660711a339 |
13 | a6a4b9a5b2960 |
14 | 4478040383bc1 |
15 | 1d5244e9d877c |
hex | def9c941525d |
245164404724317 has 24 divisors (see below), whose sum is σ = 381375538462464. Its totient is φ = 150866966422944.
The previous prime is 245164404724303. The next prime is 245164404724321. The reversal of 245164404724317 is 713427404461542.
245164404724317 is a `hidden beast` number, since 2 + 4 + 5 + 164 + 4 + 0 + 47 + 2 + 431 + 7 = 666.
It is not a de Polignac number, because 245164404724317 - 27 = 245164404724189 is a prime.
It is a super-2 number, since 2×2451644047243172 (a number of 30 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245164406724317) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18701173 + ... + 28983834.
It is an arithmetic number, because the mean of its divisors is an integer number (15890647435936).
Almost surely, 2245164404724317 is an apocalyptic number.
It is an amenable number.
245164404724317 is a deficient number, since it is larger than the sum of its proper divisors (136211133738147).
245164404724317 is a wasteful number, since it uses less digits than its factorization.
245164404724317 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47728969 (or 47728966 counting only the distinct ones).
The product of its (nonzero) digits is 18063360, while the sum is 54.
The spelling of 245164404724317 in words is "two hundred forty-five trillion, one hundred sixty-four billion, four hundred four million, seven hundred twenty-four thousand, three hundred seventeen".
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