Base | Representation |
---|---|
bin | 10011000001111110… |
… | …000010000010001100 |
3 | 1221202002102111221122 |
4 | 103001332002002030 |
5 | 313322114230012 |
6 | 13215354220112 |
7 | 1322243160110 |
oct | 230176020214 |
9 | 57662374848 |
10 | 20434133132 |
11 | 8736598736 |
12 | 3b63424638 |
13 | 1c0860a54a |
14 | dbbc13740 |
15 | 7e8e22e72 |
hex | 4c1f8208c |
20434133132 has 48 divisors (see below), whose sum is σ = 41630625792. Its totient is φ = 8595236160.
The previous prime is 20434133123. The next prime is 20434133141. The reversal of 20434133132 is 23133143402.
It is an interprime number because it is at equal distance from previous prime (20434133123) and next prime (20434133141).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420278 + ... + 466370.
It is an arithmetic number, because the mean of its divisors is an integer number (867304704).
Almost surely, 220434133132 is an apocalyptic number.
It is an amenable number.
20434133132 is an abundant number, since it is smaller than the sum of its proper divisors (21196492660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20434133132 is a wasteful number, since it uses less digits than its factorization.
20434133132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46398 (or 46396 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 26.
Adding to 20434133132 its reverse (23133143402), we get a palindrome (43567276534).
The spelling of 20434133132 in words is "twenty billion, four hundred thirty-four million, one hundred thirty-three thousand, one hundred thirty-two".
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