Base | Representation |
---|---|
bin | 11001110000100… |
… | …11111010001111 |
3 | 120001121102021221 |
4 | 30320103322033 |
5 | 420304310312 |
6 | 33235304211 |
7 | 5232501526 |
oct | 1470237217 |
9 | 501542257 |
10 | 216088207 |
11 | 100a812a5 |
12 | 6044b067 |
13 | 359cb05a |
14 | 209ad4bd |
15 | 13e86207 |
hex | ce13e8f |
216088207 has 4 divisors (see below), whose sum is σ = 228799296. Its totient is φ = 203377120.
The previous prime is 216088189. The next prime is 216088211. The reversal of 216088207 is 702880612.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 216088207 - 27 = 216088079 is a prime.
It is a super-2 number, since 2×2160882072 = 93388226408949698, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (216088247) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6355519 + ... + 6355552.
It is an arithmetic number, because the mean of its divisors is an integer number (57199824).
Almost surely, 2216088207 is an apocalyptic number.
216088207 is a deficient number, since it is larger than the sum of its proper divisors (12711089).
216088207 is a wasteful number, since it uses less digits than its factorization.
216088207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12711088.
The product of its (nonzero) digits is 10752, while the sum is 34.
The square root of 216088207 is about 14699.9390134789. The cubic root of 216088207 is about 600.0816620332.
The spelling of 216088207 in words is "two hundred sixteen million, eighty-eight thousand, two hundred seven".
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