Base | Representation |
---|---|
bin | 1001010010001010101101… |
… | …00100110000100000110100 |
3 | 2200021200210120010110001120 |
4 | 10221011112210300200310 |
5 | 10133441301100044411 |
6 | 111230415304223540 |
7 | 4204652303034462 |
oct | 451052644604064 |
9 | 80250716113046 |
10 | 20415432034356 |
11 | 6561155177237 |
12 | 2358792a6abb0 |
13 | b51222b17648 |
14 | 50817db87832 |
15 | 2560bb484106 |
hex | 129156930834 |
20415432034356 has 24 divisors (see below), whose sum is σ = 48649540168320. Its totient is φ = 6660353713152.
The previous prime is 20415432034343. The next prime is 20415432034367. The reversal of 20415432034356 is 65343023451402.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 18098786701 + ... + 18098787828.
It is an arithmetic number, because the mean of its divisors is an integer number (2027064173680).
Almost surely, 220415432034356 is an apocalyptic number.
It is an amenable number.
20415432034356 is an abundant number, since it is smaller than the sum of its proper divisors (28234108133964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20415432034356 is a wasteful number, since it uses less digits than its factorization.
20415432034356 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36197574583 (or 36197574581 counting only the distinct ones).
The product of its (nonzero) digits is 1036800, while the sum is 42.
Adding to 20415432034356 its reverse (65343023451402), we get a palindrome (85758455485758).
The spelling of 20415432034356 in words is "twenty trillion, four hundred fifteen billion, four hundred thirty-two million, thirty-four thousand, three hundred fifty-six".
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