Base | Representation |
---|---|
bin | 10010000100111010010… |
… | …101010111111011010100 |
3 | 11101202101202001020120112 |
4 | 102010322111113323110 |
5 | 130323033400330400 |
6 | 2350400412222152 |
7 | 155514321510500 |
oct | 22047225277324 |
9 | 4352352036515 |
10 | 1242224230100 |
11 | 439908214127 |
12 | 18090246a958 |
13 | 901ab403549 |
14 | 441a427d300 |
15 | 224a6ac8835 |
hex | 1213a557ed4 |
1242224230100 has 108 divisors (see below), whose sum is σ = 3136439934684. Its totient is φ = 425808875520.
The previous prime is 1242224230031. The next prime is 1242224230109. The reversal of 1242224230100 is 10324222421.
It can be written as a sum of positive squares in 6 ways, for example, as 3798010384 + 1238426219716 = 61628^2 + 1112846^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1242224230109) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 23557364 + ... + 23610036.
Almost surely, 21242224230100 is an apocalyptic number.
1242224230100 is a gapful number since it is divisible by the number (10) 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 1242224230100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1568219967342).
1242224230100 is an abundant number, since it is smaller than the sum of its proper divisors (1894215704584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1242224230100 is a wasteful number, since it uses less digits than its factorization.
1242224230100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57514 (or 57500 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 23.
Adding to 1242224230100 its reverse (10324222421), we get a palindrome (1252548452521).
The spelling of 1242224230100 in words is "one trillion, two hundred forty-two billion, two hundred twenty-four million, two hundred thirty thousand, one hundred".
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