Base | Representation |
---|---|
bin | 1100111000110011… |
… | …10010010100100100 |
3 | 122212012021020020110 |
4 | 12130121302110210 |
5 | 103132224111313 |
6 | 3102321333020 |
7 | 333313204044 |
oct | 63431622444 |
9 | 18765236213 |
10 | 6918972708 |
11 | 2a3064166a |
12 | 1411197170 |
13 | 8635a60bb |
14 | 498ca7724 |
15 | 2a7660ec3 |
hex | 19c672524 |
6918972708 has 48 divisors (see below), whose sum is σ = 16752476160. Its totient is φ = 2220218400.
The previous prime is 6918972701. The next prime is 6918972737. The reversal of 6918972708 is 8072798196.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (6918972701) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22363 + ... + 119741.
It is an arithmetic number, because the mean of its divisors is an integer number (349009920).
Almost surely, 26918972708 is an apocalyptic number.
It is an amenable number.
6918972708 is an abundant number, since it is smaller than the sum of its proper divisors (9833503452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6918972708 is a wasteful number, since it uses less digits than its factorization.
6918972708 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97608 (or 97606 counting only the distinct ones).
The product of its (nonzero) digits is 3048192, while the sum is 57.
The square root of 6918972708 is about 83180.3625142377. The cubic root of 6918972708 is about 1905.5215843641.
The spelling of 6918972708 in words is "six billion, nine hundred eighteen million, nine hundred seventy-two thousand, seven hundred eight".
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