Base | Representation |
---|---|
bin | 100111100110000000001… |
… | …010100010101001011111 |
3 | 100122010000201122222020211 |
4 | 213212000022202221133 |
5 | 324034312310423000 |
6 | 5441540425553251 |
7 | 400401363016654 |
oct | 47460012425137 |
9 | 10563021588224 |
10 | 2720864545375 |
11 | 959a04115209 |
12 | 37b3a4045827 |
13 | 16976553a942 |
14 | 95994c07c2b |
15 | 4ab98b777ba |
hex | 279802a2a5f |
2720864545375 has 64 divisors (see below), whose sum is σ = 3608017920000. Its totient is φ = 2042783971200.
The previous prime is 2720864545369. The next prime is 2720864545379. The reversal of 2720864545375 is 5735454680272.
It is not a de Polignac number, because 2720864545375 - 231 = 2718717061727 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2720864545379) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 134108482 + ... + 134128768.
It is an arithmetic number, because the mean of its divisors is an integer number (56375280000).
Almost surely, 22720864545375 is an apocalyptic number.
2720864545375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2720864545375 is a deficient number, since it is larger than the sum of its proper divisors (887153374625).
2720864545375 is a wasteful number, since it uses less digits than its factorization.
2720864545375 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20849 (or 20839 counting only the distinct ones).
The product of its (nonzero) digits is 56448000, while the sum is 58.
The spelling of 2720864545375 in words is "two trillion, seven hundred twenty billion, eight hundred sixty-four million, five hundred forty-five thousand, three hundred seventy-five".
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