Base | Representation |
---|---|
bin | 11111000101110000001001… |
… | …01000001001101001100000 |
3 | 22222001212010100200202121220 |
4 | 33202320010220021221200 |
5 | 32430112331431124442 |
6 | 401223311305215040 |
7 | 20254244042401350 |
oct | 1742700450115140 |
9 | 288055110622556 |
10 | 68367367051872 |
11 | 1a86948a404819 |
12 | 7802078a91480 |
13 | 2c1c0270aab05 |
14 | 12c4dd9192b60 |
15 | 7d85d3599eec |
hex | 3e2e04a09a60 |
68367367051872 has 48 divisors (see below), whose sum is σ = 205102101157632. Its totient is φ = 19533533443200.
The previous prime is 68367367051871. The next prime is 68367367051957. The reversal of 68367367051872 is 27815076376386.
It is a tau number, because it is divible by the number of its divisors (48).
It is a junction number, because it is equal to n+sod(n) for n = 68367367051797 and 68367367051806.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68367367051871) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50868576004 + ... + 50868577347.
It is an arithmetic number, because the mean of its divisors is an integer number (4272960440784).
Almost surely, 268367367051872 is an apocalyptic number.
It is an amenable number.
68367367051872 is an abundant number, since it is smaller than the sum of its proper divisors (136734734105760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68367367051872 is a wasteful number, since it uses less digits than its factorization.
68367367051872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101737153371 (or 101737153363 counting only the distinct ones).
The product of its (nonzero) digits is 426746880, while the sum is 69.
The spelling of 68367367051872 in words is "sixty-eight trillion, three hundred sixty-seven billion, three hundred sixty-seven million, fifty-one thousand, eight hundred seventy-two".
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