Base | Representation |
---|---|
bin | 11101101100010011101… |
… | …10110101011001000101 |
3 | 10121112100220010001012121 |
4 | 32312021312311121011 |
5 | 113203402321232323 |
6 | 2100403241245541 |
7 | 133465001533234 |
oct | 16661166653105 |
9 | 3545326101177 |
10 | 1020220102213 |
11 | 363744717a74 |
12 | 1458857938b1 |
13 | 7528b448570 |
14 | 37543a64b1b |
15 | 1b8119aca5d |
hex | ed89db5645 |
1020220102213 has 16 divisors (see below), whose sum is σ = 1163619233280. Its totient is φ = 886123097856.
The previous prime is 1020220102193. The next prime is 1020220102217. The reversal of 1020220102213 is 3122010220201.
It is a happy number.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1020220102213 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1020220102217) 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, 309508 + ... + 1461586.
It is an arithmetic number, because the mean of its divisors is an integer number (72726202080).
Almost surely, 21020220102213 is an apocalyptic number.
1020220102213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1020220102213 is a deficient number, since it is larger than the sum of its proper divisors (143399131067).
1020220102213 is a wasteful number, since it uses less digits than its factorization.
1020220102213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1156116.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 1020220102213 its reverse (3122010220201), we get a palindrome (4142230322414).
The spelling of 1020220102213 in words is "one trillion, twenty billion, two hundred twenty million, one hundred two thousand, two hundred thirteen".
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