Base | Representation |
---|---|
bin | 10011000000110110… |
… | …101110100011101100 |
3 | 1221200210020212100100 |
4 | 103000312232203230 |
5 | 313302323104012 |
6 | 13213445431100 |
7 | 1321625246352 |
oct | 230066564354 |
9 | 57623225310 |
10 | 20415441132 |
11 | 8726a910a9 |
12 | 3b5910b490 |
13 | 1c047945a8 |
14 | db95497d2 |
15 | 7e747e8dc |
hex | 4c0dae8ec |
20415441132 has 18 divisors (see below), whose sum is σ = 51605698508. Its totient is φ = 6805147032.
The previous prime is 20415441107. The next prime is 20415441133. The reversal of 20415441132 is 23114451402.
20415441132 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 544 + 113 + 2 = 666.
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×204154411322 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20415441096 and 20415441105.
It is not an unprimeable number, because it can be changed into a prime (20415441133) 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 5 ways as a sum of consecutive naturals, for example, 283547758 + ... + 283547829.
Almost surely, 220415441132 is an apocalyptic number.
It is an amenable number.
20415441132 is an abundant number, since it is smaller than the sum of its proper divisors (31190257376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20415441132 is a wasteful number, since it uses less digits than its factorization.
20415441132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 567095597 (or 567095592 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
Adding to 20415441132 its reverse (23114451402), we get a palindrome (43529892534).
The spelling of 20415441132 in words is "twenty billion, four hundred fifteen million, four hundred forty-one thousand, one hundred thirty-two".
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