Base | Representation |
---|---|
bin | 101000011111111100… |
… | …0011010110000110011 |
3 | 22022111011110122201200 |
4 | 1100333320122300303 |
5 | 2411104100201321 |
6 | 103542020302243 |
7 | 6166140103632 |
oct | 1207770326063 |
9 | 268434418650 |
10 | 86971100211 |
11 | 3397aa11926 |
12 | 14a32541983 |
13 | 828045c798 |
14 | 42d0931519 |
15 | 23e04c9d26 |
hex | 143fe1ac33 |
86971100211 has 24 divisors (see below), whose sum is σ = 126106016400. Its totient is φ = 57758940096.
The previous prime is 86971100149. The next prime is 86971100231. The reversal of 86971100211 is 11200117968.
It is not a de Polignac number, because 86971100211 - 26 = 86971100147 is a prime.
It is not an unprimeable number, because it can be changed into a prime (86971100231) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4592440 + ... + 4611338.
It is an arithmetic number, because the mean of its divisors is an integer number (5254417350).
Almost surely, 286971100211 is an apocalyptic number.
86971100211 is a deficient number, since it is larger than the sum of its proper divisors (39134916189).
86971100211 is a wasteful number, since it uses less digits than its factorization.
86971100211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20835 (or 20832 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 36.
The spelling of 86971100211 in words is "eighty-six billion, nine hundred seventy-one million, one hundred thousand, two hundred eleven".
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