Base | Representation |
---|---|
bin | 11001000111100110… |
… | …001100110110010101 |
3 | 2120121122200202210211 |
4 | 121013212030312111 |
5 | 420214034001323 |
6 | 20220150045421 |
7 | 1643236501453 |
oct | 310746146625 |
9 | 76548622724 |
10 | 26971000213 |
11 | 10490476723 |
12 | 5288649871 |
13 | 270a998c31 |
14 | 143c0539d3 |
15 | a7cc5770d |
hex | 64798cd95 |
26971000213 has 16 divisors (see below), whose sum is σ = 28693425280. Its totient is φ = 25279340544.
The previous prime is 26971000201. The next prime is 26971000219. The reversal of 26971000213 is 31200017962.
It is a cyclic number.
It is not a de Polignac number, because 26971000213 - 217 = 26970869141 is a prime.
It is the 164229-th Hogben number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26971000219) by changing a digit.
It is a nontrivial repunit in base 164228.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2250445 + ... + 2262397.
It is an arithmetic number, because the mean of its divisors is an integer number (1793339080).
Almost surely, 226971000213 is an apocalyptic number.
It is an amenable number.
26971000213 is a deficient number, since it is larger than the sum of its proper divisors (1722425067).
26971000213 is a wasteful number, since it uses less digits than its factorization.
26971000213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13228.
The product of its (nonzero) digits is 4536, while the sum is 31.
The spelling of 26971000213 in words is "twenty-six billion, nine hundred seventy-one million, two hundred thirteen", and thus it is an aban number.
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