Base | Representation |
---|---|
bin | 11001100011011… |
… | …00000101010111 |
3 | 112221100012221221 |
4 | 30301230011113 |
5 | 414333232330 |
6 | 33134151211 |
7 | 5211651400 |
oct | 1461540527 |
9 | 487305857 |
10 | 214352215 |
11 | aaaa5aa0 |
12 | 5b952507 |
13 | 35540b3c |
14 | 2067a9a7 |
15 | 13c41b7a |
hex | cc6c157 |
214352215 has 24 divisors (see below), whose sum is σ = 326423952. Its totient is φ = 133620480.
The previous prime is 214352213. The next prime is 214352219. The reversal of 214352215 is 512253412.
214352215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 214352215 - 21 = 214352213 is a prime.
It is a super-4 number, since 4×2143522154 (a number of 34 digits) contains 4444 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 214352215.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214352213) 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, 37074 + ... + 42463.
It is an arithmetic number, because the mean of its divisors is an integer number (13600998).
Almost surely, 2214352215 is an apocalyptic number.
214352215 is a deficient number, since it is larger than the sum of its proper divisors (112071737).
214352215 is a wasteful number, since it uses less digits than its factorization.
214352215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79567 (or 79560 counting only the distinct ones).
The product of its digits is 2400, while the sum is 25.
The square root of 214352215 is about 14640.7723498455. The cubic root of 214352215 is about 598.4703768838.
The spelling of 214352215 in words is "two hundred fourteen million, three hundred fifty-two thousand, two hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •