Base | Representation |
---|---|
bin | 10100001110011000… |
… | …010000011001101101 |
3 | 2002001102121222011100 |
4 | 110032120100121231 |
5 | 323433303414031 |
6 | 13550510513313 |
7 | 1366100413224 |
oct | 241630203155 |
9 | 62042558140 |
10 | 21716076141 |
11 | 9234182471 |
12 | 4260805839 |
13 | 20810925c6 |
14 | 10a0193cbb |
15 | 871747de6 |
hex | 50e61066d |
21716076141 has 12 divisors (see below), whose sum is σ = 31370802268. Its totient is φ = 14475936384.
The previous prime is 21716076139. The next prime is 21716076157. The reversal of 21716076141 is 14167061712.
21716076141 is a `hidden beast` number, since 2 + 1 + 7 + 1 + 607 + 6 + 1 + 41 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 10169714025 + 11546362116 = 100845^2 + 107454^2 .
It is not a de Polignac number, because 21716076141 - 21 = 21716076139 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 21716076096 and 21716076105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21716076191) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21340 + ... + 209493.
Almost surely, 221716076141 is an apocalyptic number.
It is an amenable number.
21716076141 is a deficient number, since it is larger than the sum of its proper divisors (9654726127).
21716076141 is a wasteful number, since it uses less digits than its factorization.
21716076141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 241292 (or 241289 counting only the distinct ones).
The product of its (nonzero) digits is 14112, while the sum is 36.
The spelling of 21716076141 in words is "twenty-one billion, seven hundred sixteen million, seventy-six thousand, one hundred forty-one".
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