Base | Representation |
---|---|
bin | 10100111100001100… |
… | …01111110110010100 |
3 | 1002000111111200210200 |
4 | 22132012033312110 |
5 | 141011021410000 |
6 | 5055323020500 |
7 | 545411406132 |
oct | 123606176624 |
9 | 32014450720 |
10 | 11242372500 |
11 | 484a031947 |
12 | 221906a730 |
13 | 10a21c9328 |
14 | 789162752 |
15 | 45beb8500 |
hex | 29e18fd94 |
11242372500 has 90 divisors (see below), whose sum is σ = 35511478002. Its totient is φ = 2997960000.
The previous prime is 11242372451. The next prime is 11242372507. The reversal of 11242372500 is 527324211.
11242372500 is a `hidden beast` number, since 1 + 1 + 242 + 372 + 50 + 0 = 666.
It can be written as a sum of positive squares in 5 ways, for example, as 1203534864 + 10038837636 = 34692^2 + 100194^2 .
It is a tau number, because it is divible by the number of its divisors (90).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11242372507) by changing a digit.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 227331 + ... + 272330.
Almost surely, 211242372500 is an apocalyptic number.
11242372500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11242372500 is an abundant number, since it is smaller than the sum of its proper divisors (24269105502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11242372500 is a wasteful number, since it uses less digits than its factorization.
11242372500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 499691 (or 499671 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
Adding to 11242372500 its reverse (527324211), we get a palindrome (11769696711).
The spelling of 11242372500 in words is "eleven billion, two hundred forty-two million, three hundred seventy-two thousand, five hundred".
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