Base | Representation |
---|---|
bin | 101111100110000110… |
… | …0010100101010001101 |
3 | 100202211012012111202212 |
4 | 1133030030110222031 |
5 | 3133311231431341 |
6 | 114542111400205 |
7 | 10245600631205 |
oct | 1371414245215 |
9 | 322735174685 |
10 | 102210030221 |
11 | 3a38a996562 |
12 | 17985b23065 |
13 | 983b643630 |
14 | 4d3878d405 |
15 | 29d32885eb |
hex | 17cc314a8d |
102210030221 has 16 divisors (see below), whose sum is σ = 112648964736. Its totient is φ = 92139840576.
The previous prime is 102210030199. The next prime is 102210030233. The reversal of 102210030221 is 122030012201.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 102210030221 - 210 = 102210029197 is a prime.
It is a super-3 number, since 3×1022100302213 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 102210030196 and 102210030205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102210030271) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6623711 + ... + 6639123.
It is an arithmetic number, because the mean of its divisors is an integer number (7040560296).
Almost surely, 2102210030221 is an apocalyptic number.
It is an amenable number.
102210030221 is a deficient number, since it is larger than the sum of its proper divisors (10438934515).
102210030221 is a wasteful number, since it uses less digits than its factorization.
102210030221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27332.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 102210030221 its reverse (122030012201), we get a palindrome (224240042422).
The spelling of 102210030221 in words is "one hundred two billion, two hundred ten million, thirty thousand, two hundred twenty-one".
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