Base | Representation |
---|---|
bin | 10010100100010111… |
… | …01010001101100010 |
3 | 221201201220120212001 |
4 | 21102023222031202 |
5 | 130403443112121 |
6 | 4325104154214 |
7 | 502014513511 |
oct | 112213521542 |
9 | 27651816761 |
10 | 9968722786 |
11 | 42560a1a80 |
12 | 1b2260896a |
13 | c2b389049 |
14 | 6a7d40678 |
15 | 3d5280991 |
hex | 2522ea362 |
9968722786 has 32 divisors (see below), whose sum is σ = 17450137152. Its totient is φ = 4220712960.
The previous prime is 9968722783. The next prime is 9968722811. The reversal of 9968722786 is 6872278699.
It is not an unprimeable number, because it can be changed into a prime (9968722783) 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, 101116 + ... + 173671.
It is an arithmetic number, because the mean of its divisors is an integer number (545316786).
Almost surely, 29968722786 is an apocalyptic number.
9968722786 is a deficient number, since it is larger than the sum of its proper divisors (7481414366).
9968722786 is a wasteful number, since it uses less digits than its factorization.
9968722786 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 274914.
The product of its digits is 36578304, while the sum is 64.
The square root of 9968722786 is about 99843.4914553773. The cubic root of 9968722786 is about 2152.1861870080.
The spelling of 9968722786 in words is "nine billion, nine hundred sixty-eight million, seven hundred twenty-two thousand, seven hundred eighty-six".
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