Base | Representation |
---|---|
bin | 110111110010111011010011… |
… | …010101010011101001110110 |
3 | 1012011212021011211110120222010 |
4 | 313302323103111103221312 |
5 | 224131001220002132031 |
6 | 2225523342412545050 |
7 | 102455000436246453 |
oct | 6762732325235166 |
9 | 1164767154416863 |
10 | 245392207067766 |
11 | 7120a283589a10 |
12 | 236327a1782186 |
13 | a6c05028a6115 |
14 | 4485090a8282a |
15 | 1d58333b7e246 |
hex | df2ed3553a76 |
245392207067766 has 32 divisors (see below), whose sum is σ = 537306521371776. Its totient is φ = 74096643992000.
The previous prime is 245392207067723. The next prime is 245392207067767. The reversal of 245392207067766 is 667760702293542.
It is a Harshad number since it is a multiple of its sum of digits (66).
It is a junction number, because it is equal to n+sod(n) for n = 245392207067697 and 245392207067706.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245392207067767) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6615753240 + ... + 6615790331.
It is an arithmetic number, because the mean of its divisors is an integer number (16790828792868).
Almost surely, 2245392207067766 is an apocalyptic number.
245392207067766 is an abundant number, since it is smaller than the sum of its proper divisors (291914314304010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245392207067766 is a wasteful number, since it uses less digits than its factorization.
245392207067766 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13231543868.
The product of its (nonzero) digits is 320060160, while the sum is 66.
The spelling of 245392207067766 in words is "two hundred forty-five trillion, three hundred ninety-two billion, two hundred seven million, sixty-seven thousand, seven hundred sixty-six".
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