Base | Representation |
---|---|
bin | 10011000000101010… |
… | …111010100001011100 |
3 | 1221200120102112110000 |
4 | 103000222322201130 |
5 | 313301030010122 |
6 | 13213255214300 |
7 | 1321560031125 |
oct | 230052724134 |
9 | 57616375400 |
10 | 20412344412 |
11 | 8725266529 |
12 | 3b58077390 |
13 | 1c03c4bc05 |
14 | db8d8104c |
15 | 7e706c0ac |
hex | 4c0aba85c |
20412344412 has 60 divisors (see below), whose sum is σ = 54602912056. Its totient is φ = 6645875040.
The previous prime is 20412344411. The next prime is 20412344437. The reversal of 20412344412 is 21444321402.
20412344412 is a `hidden beast` number, since 204 + 1 + 2 + 3 + 44 + 412 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20412344411) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 718639 + ... + 746502.
Almost surely, 220412344412 is an apocalyptic number.
It is an amenable number.
20412344412 is an abundant number, since it is smaller than the sum of its proper divisors (34190567644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20412344412 is a wasteful number, since it uses less digits than its factorization.
20412344412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1465200 (or 1465189 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 27.
Adding to 20412344412 its reverse (21444321402), we get a palindrome (41856665814).
The spelling of 20412344412 in words is "twenty billion, four hundred twelve million, three hundred forty-four thousand, four hundred twelve".
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