Base | Representation |
---|---|
bin | 10010111010011110… |
… | …000101111111110001 |
3 | 1221102022200120002221 |
4 | 102322132011333301 |
5 | 313042412221431 |
6 | 13155101441041 |
7 | 1316154605506 |
oct | 227236057761 |
9 | 57368616087 |
10 | 20308320241 |
11 | 8681576640 |
12 | 3b29270181 |
13 | 1bb8529851 |
14 | da92234ad |
15 | 7dcd70111 |
hex | 4ba785ff1 |
20308320241 has 16 divisors (see below), whose sum is σ = 23467043520. Its totient is φ = 17369210880.
The previous prime is 20308320211. The next prime is 20308320247. The reversal of 20308320241 is 14202380302.
It is a cyclic number.
It is not a de Polignac number, because 20308320241 - 27 = 20308320113 is a prime.
It is a super-2 number, since 2×203083202412 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20308320247) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 482650 + ... + 523036.
It is an arithmetic number, because the mean of its divisors is an integer number (1466690220).
Almost surely, 220308320241 is an apocalyptic number.
It is an amenable number.
20308320241 is a deficient number, since it is larger than the sum of its proper divisors (3158723279).
20308320241 is a wasteful number, since it uses less digits than its factorization.
20308320241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43104.
The product of its (nonzero) digits is 2304, while the sum is 25.
The spelling of 20308320241 in words is "twenty billion, three hundred eight million, three hundred twenty thousand, two hundred forty-one".
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