Base | Representation |
---|---|
bin | 10010111100011010… |
… | …110110011010100100 |
3 | 1221111121020002210211 |
4 | 102330122312122210 |
5 | 313124300240140 |
6 | 13202230425204 |
7 | 1320032566123 |
oct | 227432663244 |
9 | 57447202724 |
10 | 20341024420 |
11 | 8698a83792 |
12 | 3b38202204 |
13 | 1bc223a632 |
14 | dad6d7aba |
15 | 7e0b802ea |
hex | 4bc6b66a4 |
20341024420 has 24 divisors (see below), whose sum is σ = 42719484024. Its totient is φ = 8135774976.
The previous prime is 20341024411. The next prime is 20341024481. The reversal of 20341024420 is 2442014302.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 649638144 + 19691386276 = 25488^2 + 140326^2 .
It is a junction number, because it is equal to n+sod(n) for n = 20341024391 and 20341024400.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289822 + ... + 353098.
It is an arithmetic number, because the mean of its divisors is an integer number (1779978501).
Almost surely, 220341024420 is an apocalyptic number.
20341024420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20341024420 is an abundant number, since it is smaller than the sum of its proper divisors (22378459604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20341024420 is a wasteful number, since it uses less digits than its factorization.
20341024420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79359 (or 79357 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 22.
Adding to 20341024420 its reverse (2442014302), we get a palindrome (22783038722).
The spelling of 20341024420 in words is "twenty billion, three hundred forty-one million, twenty-four thousand, four hundred twenty".
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