Base | Representation |
---|---|
bin | 10000001010111001010… |
… | …101100100100110000100 |
3 | 10221020020012112200122002 |
4 | 100022321111210212010 |
5 | 121201230004032434 |
6 | 2210252220124432 |
7 | 143165562450200 |
oct | 20127125444604 |
9 | 3836205480562 |
10 | 1111211002244 |
11 | 399297706a02 |
12 | 15b43a396718 |
13 | 80a2c63ca05 |
14 | 3bad63c1b00 |
15 | 1dd89d1e57e |
hex | 102b9564984 |
1111211002244 has 72 divisors (see below), whose sum is σ = 2272265100000. Its totient is φ = 474099792768.
The previous prime is 1111211002183. The next prime is 1111211002247. The reversal of 1111211002244 is 4422001121111.
It is a super-2 number, since 2×11112110022442 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1111211002247) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39987947 + ... + 40015725.
It is an arithmetic number, because the mean of its divisors is an integer number (31559237500).
Almost surely, 21111211002244 is an apocalyptic number.
1111211002244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1111211002244 is an abundant number, since it is smaller than the sum of its proper divisors (1161054097756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1111211002244 is a wasteful number, since it uses less digits than its factorization.
1111211002244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28705 (or 28696 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 20.
Adding to 1111211002244 its reverse (4422001121111), we get a palindrome (5533212123355).
The spelling of 1111211002244 in words is "one trillion, one hundred eleven billion, two hundred eleven million, two thousand, two hundred forty-four".
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