Base | Representation |
---|---|
bin | 11110100011110010010… |
… | …110110111010010000000 |
3 | 21102202111022112100200110 |
4 | 132203302112313102000 |
5 | 233401310042322240 |
6 | 4244421544551320 |
7 | 304502131333620 |
oct | 36436226672200 |
9 | 7382438470613 |
10 | 2100010120320 |
11 | 73a677a69492 |
12 | 29abb5182540 |
13 | 1230511a8368 |
14 | 738d8dc6880 |
15 | 3995d065c80 |
hex | 1e8f25b7480 |
2100010120320 has 512 divisors, whose sum is σ = 8257946112000. Its totient is φ = 443298594816.
The previous prime is 2100010120319. The next prime is 2100010120339. The reversal of 2100010120320 is 230210100012.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 2100010120296 and 2100010120305.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8847351 + ... + 9081609.
It is an arithmetic number, because the mean of its divisors is an integer number (16128801000).
Almost surely, 22100010120320 is an apocalyptic number.
2100010120320 is a gapful number since it is divisible by the number (20) 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 2100010120320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4128973056000).
2100010120320 is an abundant number, since it is smaller than the sum of its proper divisors (6157935991680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2100010120320 is a wasteful number, since it uses less digits than its factorization.
2100010120320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 234340 (or 234328 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
Adding to 2100010120320 its reverse (230210100012), we get a palindrome (2330220220332).
The spelling of 2100010120320 in words is "two trillion, one hundred billion, ten million, one hundred twenty thousand, three hundred twenty".
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