Base | Representation |
---|---|
bin | 101111111110011101000101… |
… | …010011100101010100100100 |
3 | 1000200002101221021000100020110 |
4 | 233332131011103211110210 |
5 | 210124011020401041400 |
6 | 2024432023241333020 |
7 | 62305151136121353 |
oct | 5776350523452444 |
9 | 1020071837010213 |
10 | 211000021112100 |
11 | 6125a674182080 |
12 | 1b7b9274197170 |
13 | 90972a7b955ac |
14 | 3a16653cd399a |
15 | 195d8dc518e50 |
hex | bfe7454e5524 |
211000021112100 has 288 divisors, whose sum is σ = 686654151071616. Its totient is φ = 49575385497600.
The previous prime is 211000021112093. The next prime is 211000021112191. The reversal of 211000021112100 is 1211120000112.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28017654 + ... + 34741746.
It is an arithmetic number, because the mean of its divisors is an integer number (2384215802332).
Almost surely, 2211000021112100 is an apocalyptic number.
211000021112100 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 211000021112100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (343327075535808).
211000021112100 is an abundant number, since it is smaller than the sum of its proper divisors (475654129959516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211000021112100 is a wasteful number, since it uses less digits than its factorization.
211000021112100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6724415 (or 6724408 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 211000021112100 its reverse (1211120000112), we get a palindrome (212211141112212).
The spelling of 211000021112100 in words is "two hundred eleven trillion, twenty-one million, one hundred twelve thousand, one hundred".
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