Base | Representation |
---|---|
bin | 10111001111001111000001… |
… | …111101110000111011101100 |
3 | 111101212102020011200111202112 |
4 | 113033033001331300323230 |
5 | 101343434144224032340 |
6 | 1001210541234143152 |
7 | 30345564600632120 |
oct | 2717170175607354 |
9 | 441772204614675 |
10 | 102202001002220 |
11 | 2a62369718a7a9 |
12 | b567523421ab8 |
13 | 45047b8434a62 |
14 | 1b3486341d580 |
15 | bc3796731065 |
hex | 5cf3c1f70eec |
102202001002220 has 192 divisors, whose sum is σ = 247648629989376. Its totient is φ = 34704858101760.
The previous prime is 102202001002193. The next prime is 102202001002223. The reversal of 102202001002220 is 22200100202201.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 102202001002195 and 102202001002204.
It is not an unprimeable number, because it can be changed into a prime (102202001002223) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8703221669 + ... + 8703233411.
It is an arithmetic number, because the mean of its divisors is an integer number (1289836614528).
Almost surely, 2102202001002220 is an apocalyptic number.
102202001002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 102202001002220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123824314994688).
102202001002220 is an abundant number, since it is smaller than the sum of its proper divisors (145446628987156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102202001002220 is a wasteful number, since it uses less digits than its factorization.
102202001002220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13360 (or 13358 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 102202001002220 its reverse (22200100202201), we get a palindrome (124402101204421).
The spelling of 102202001002220 in words is "one hundred two trillion, two hundred two billion, one million, two thousand, two hundred twenty".
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