Base | Representation |
---|---|
bin | 110000000011111011… |
… | …1001001011100010010 |
3 | 100212101221220202002120 |
4 | 1200013313021130102 |
5 | 3142334021042320 |
6 | 115225312155110 |
7 | 10312444656453 |
oct | 1400767113422 |
9 | 325357822076 |
10 | 103211112210 |
11 | 3a853a89248 |
12 | 18005238a96 |
13 | 996ab6c13b |
14 | 4dd16dd12a |
15 | 2a410d0440 |
hex | 1807dc9712 |
103211112210 has 32 divisors (see below), whose sum is σ = 247715962560. Its totient is φ = 27521930688.
The previous prime is 103211112197. The next prime is 103211112211. The reversal of 103211112210 is 12211112301.
It is a super-2 number, since 2×1032111122102 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 103211112210.
It is not an unprimeable number, because it can be changed into a prime (103211112211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1082844 + ... + 1174296.
It is an arithmetic number, because the mean of its divisors is an integer number (7741123830).
Almost surely, 2103211112210 is an apocalyptic number.
103211112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
103211112210 is an abundant number, since it is smaller than the sum of its proper divisors (144504850350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103211112210 is a wasteful number, since it uses less digits than its factorization.
103211112210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129082.
The product of its (nonzero) digits is 24, while the sum is 15.
Adding to 103211112210 its reverse (12211112301), we get a palindrome (115422224511).
Subtracting from 103211112210 its reverse (12211112301), we obtain a palindrome (90999999909).
The spelling of 103211112210 in words is "one hundred three billion, two hundred eleven million, one hundred twelve thousand, two hundred ten".
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