Base | Representation |
---|---|
bin | 10010111011011000… |
… | …101010010010001110 |
3 | 1221110101120120110011 |
4 | 102323120222102032 |
5 | 313110330020410 |
6 | 13200410503434 |
7 | 1316432241430 |
oct | 227330522216 |
9 | 57411516404 |
10 | 20323673230 |
11 | 868a202563 |
12 | 3b32434b7a |
13 | 1bbb773a63 |
14 | dab29c650 |
15 | 7de3a418a |
hex | 4bb62a48e |
20323673230 has 64 divisors (see below), whose sum is σ = 44413028352. Its totient is φ = 6536747520.
The previous prime is 20323673207. The next prime is 20323673263. The reversal of 20323673230 is 3237632302.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 20323673192 and 20323673201.
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 31 ways as a sum of consecutive naturals, for example, 337515 + ... + 393145.
It is an arithmetic number, because the mean of its divisors is an integer number (693953568).
Almost surely, 220323673230 is an apocalyptic number.
20323673230 is an abundant number, since it is smaller than the sum of its proper divisors (24089355122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20323673230 is a wasteful number, since it uses less digits than its factorization.
20323673230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55969.
The product of its (nonzero) digits is 27216, while the sum is 31.
The spelling of 20323673230 in words is "twenty billion, three hundred twenty-three million, six hundred seventy-three thousand, two hundred thirty".
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