Base | Representation |
---|---|
bin | 110000001011001101… |
… | …0101111000001100100 |
3 | 100220000222102220020110 |
4 | 1200112122233001210 |
5 | 3143334030302322 |
6 | 115305434333020 |
7 | 10321501505124 |
oct | 1402632570144 |
9 | 326028386213 |
10 | 103455322212 |
11 | 3a9699178a0 |
12 | 18072b8a170 |
13 | 99a96352b8 |
14 | 5015d0cc84 |
15 | 2a5776dc0c |
hex | 18166af064 |
103455322212 has 96 divisors (see below), whose sum is σ = 266671641600. Its totient is φ = 30955351680.
The previous prime is 103455322211. The next prime is 103455322219. The reversal of 103455322212 is 212223554301.
It is a self number, because there is not a number n which added to its sum of digits gives 103455322212.
It is not an unprimeable number, because it can be changed into a prime (103455322211) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4734103 + ... + 4755905.
It is an arithmetic number, because the mean of its divisors is an integer number (2777829600).
Almost surely, 2103455322212 is an apocalyptic number.
103455322212 is a gapful number since it is divisible by the number (12) 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 103455322212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133335820800).
103455322212 is an abundant number, since it is smaller than the sum of its proper divisors (163216319388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103455322212 is a wasteful number, since it uses less digits than its factorization.
103455322212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22273 (or 22271 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 30.
Adding to 103455322212 its reverse (212223554301), we get a palindrome (315678876513).
The spelling of 103455322212 in words is "one hundred three billion, four hundred fifty-five million, three hundred twenty-two thousand, two hundred twelve".
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