Base | Representation |
---|---|
bin | 1100001110010111110… |
… | …00100100010100101100 |
3 | 1111011011210010022202200 |
4 | 12013023320210110230 |
5 | 23340211300301104 |
6 | 520543224421500 |
7 | 42226536521055 |
oct | 6071370442454 |
9 | 1434153108680 |
10 | 420032431404 |
11 | 1521533a2633 |
12 | 694a4017890 |
13 | 307bb95c851 |
14 | 164888cb72c |
15 | add541db39 |
hex | 61cbe2452c |
420032431404 has 36 divisors (see below), whose sum is σ = 1079154367200. Its totient is φ = 137715550560.
The previous prime is 420032431363. The next prime is 420032431439. The reversal of 420032431404 is 404134230024.
It is a happy number.
420032431404 is a `hidden beast` number, since 4 + 20 + 0 + 324 + 314 + 0 + 4 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×4200324314042 (a number of 24 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95633604 + ... + 95637995.
It is an arithmetic number, because the mean of its divisors is an integer number (29976510200).
Almost surely, 2420032431404 is an apocalyptic number.
It is an amenable number.
420032431404 is an abundant number, since it is smaller than the sum of its proper divisors (659121935796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420032431404 is a wasteful number, since it uses less digits than its factorization.
420032431404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191271670 (or 191271665 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 27.
Adding to 420032431404 its reverse (404134230024), we get a palindrome (824166661428).
The spelling of 420032431404 in words is "four hundred twenty billion, thirty-two million, four hundred thirty-one thousand, four hundred four".
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