Base | Representation |
---|---|
bin | 10110000110001100… |
… | …10000001001100100 |
3 | 1010121202120111000000 |
4 | 23003012100021210 |
5 | 143243430140344 |
6 | 5241100021300 |
7 | 566656642644 |
oct | 130306201144 |
9 | 33552514000 |
10 | 11863130724 |
11 | 5038478775 |
12 | 2370b31830 |
13 | 11709b24a3 |
14 | 807790524 |
15 | 496736a69 |
hex | 2c3190264 |
11863130724 has 63 divisors (see below), whose sum is σ = 31141918857. Its totient is φ = 3952416384.
The previous prime is 11863130711. The next prime is 11863130753. The reversal of 11863130724 is 42703136811.
It is a happy number.
The square root of 11863130724 is 108918.
It is a perfect power (a square), and thus also a powerful number.
11863130724 is a `hidden beast` number, since 1 + 18 + 631 + 3 + 0 + 7 + 2 + 4 = 666.
It can be written as a sum of positive squares in only one way, i.e., 10034028900 + 1829101824 = 100170^2 + 42768^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 5880564 + ... + 5882580.
Almost surely, 211863130724 is an apocalyptic number.
11863130724 is the 108918-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11863130724
11863130724 is an abundant number, since it is smaller than the sum of its proper divisors (19278788133).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11863130724 is an frugal number, since it uses more digits than its factorization.
11863130724 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4056 (or 2022 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
Multiplying 11863130724 by its sum of digits (36), we get a square (427072706064 = 6535082).
11863130724 divided by its sum of digits (36) gives a square (329531409 = 181532).
The spelling of 11863130724 in words is "eleven billion, eight hundred sixty-three million, one hundred thirty thousand, seven hundred twenty-four".
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