Base | Representation |
---|---|
bin | 110001111111011011011… |
… | …0110010010010011100001 |
3 | 220022211112022120100120020 |
4 | 1203332312312102103201 |
5 | 1400032213404442434 |
6 | 22340210530504053 |
7 | 1306251566500263 |
oct | 143766666222341 |
9 | 26284468510506 |
10 | 6870720390369 |
11 | 22099465a5160 |
12 | 92b712435029 |
13 | 3aaba1a821b4 |
14 | 19a78a6d1b33 |
15 | bdacac39849 |
hex | 63fb6d924e1 |
6870720390369 has 32 divisors (see below), whose sum is σ = 10612858636800. Its totient is φ = 3910000469760.
The previous prime is 6870720390323. The next prime is 6870720390433. The reversal of 6870720390369 is 9630930270786.
It is not a de Polignac number, because 6870720390369 - 28 = 6870720390113 is a prime.
It is a super-2 number, since 2×68707203903692 (a number of 26 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (6870720392369) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48416259 + ... + 48557960.
It is an arithmetic number, because the mean of its divisors is an integer number (331651832400).
Almost surely, 26870720390369 is an apocalyptic number.
It is an amenable number.
6870720390369 is a deficient number, since it is larger than the sum of its proper divisors (3742138246431).
6870720390369 is a wasteful number, since it uses less digits than its factorization.
6870720390369 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96974365.
The product of its (nonzero) digits is 20575296, while the sum is 60.
The spelling of 6870720390369 in words is "six trillion, eight hundred seventy billion, seven hundred twenty million, three hundred ninety thousand, three hundred sixty-nine".
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