Base | Representation |
---|---|
bin | 1100001011110… |
… | …01111010010011 |
3 | 21010022212102201 |
4 | 12011321322103 |
5 | 202131224334 |
6 | 14050424031 |
7 | 2350531615 |
oct | 605717223 |
9 | 233285381 |
10 | 102211219 |
11 | 52771890 |
12 | 2a292017 |
13 | 18239116 |
14 | d808db5 |
15 | 8e8ec14 |
hex | 6179e93 |
102211219 has 8 divisors (see below), whose sum is σ = 111767040. Its totient is φ = 92699400.
The previous prime is 102211217. The next prime is 102211231. The reversal of 102211219 is 912112201.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102211219 - 21 = 102211217 is a prime.
It is a super-2 number, since 2×1022112192 = 20894266578931922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 102211196 and 102211205.
It is not an unprimeable number, because it can be changed into a prime (102211217) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6039 + ... + 15520.
It is an arithmetic number, because the mean of its divisors is an integer number (13970880).
Almost surely, 2102211219 is an apocalyptic number.
102211219 is a deficient number, since it is larger than the sum of its proper divisors (9555821).
102211219 is a wasteful number, since it uses less digits than its factorization.
102211219 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22001.
The product of its (nonzero) digits is 72, while the sum is 19.
The square root of 102211219 is about 10109.9564291841. The cubic root of 102211219 is about 467.5551617829. Note that the first 3 decimals are identical.
The spelling of 102211219 in words is "one hundred two million, two hundred eleven thousand, two hundred nineteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •