Base | Representation |
---|---|
bin | 101111100000011101… |
… | …1010110000101001111 |
3 | 100202100000120022111221 |
4 | 1133000323112011033 |
5 | 3132414340431343 |
6 | 114511240424211 |
7 | 10241114306620 |
oct | 1370073260517 |
9 | 322300508457 |
10 | 102021030223 |
11 | 3a2a3237012 |
12 | 17932778067 |
13 | 980b43b108 |
14 | 4d1b631a47 |
15 | 29c18a35ed |
hex | 17c0ed614f |
102021030223 has 16 divisors (see below), whose sum is σ = 116977582080. Its totient is φ = 87160447296.
The previous prime is 102021030193. The next prime is 102021030277. The reversal of 102021030223 is 322030120201.
It is a cyclic number.
It is not a de Polignac number, because 102021030223 - 229 = 101484159311 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 102021030197 and 102021030206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102021030283) 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, 2876011 + ... + 2911267.
It is an arithmetic number, because the mean of its divisors is an integer number (7311098880).
Almost surely, 2102021030223 is an apocalyptic number.
102021030223 is a deficient number, since it is larger than the sum of its proper divisors (14956551857).
102021030223 is an equidigital number, since it uses as much as digits as its factorization.
102021030223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36606.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 102021030223 its reverse (322030120201), we get a palindrome (424051150424).
The spelling of 102021030223 in words is "one hundred two billion, twenty-one million, thirty thousand, two hundred twenty-three".
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