Base | Representation |
---|---|
bin | 10010111010101100… |
… | …111110111001000110 |
3 | 1221102121000212002202 |
4 | 102322230332321012 |
5 | 313044412121202 |
6 | 13155321234502 |
7 | 1316233022630 |
oct | 227254767106 |
9 | 57377025082 |
10 | 20312223302 |
11 | 86837a2008 |
12 | 3b2a632a32 |
13 | 1bb9295257 |
14 | da995ba50 |
15 | 7dd391802 |
hex | 4bab3ee46 |
20312223302 has 16 divisors (see below), whose sum is σ = 34946668320. Its totient is φ = 8673810048.
The previous prime is 20312223301. The next prime is 20312223311. The reversal of 20312223302 is 20332221302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20312223301) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2615027 + ... + 2622782.
It is an arithmetic number, because the mean of its divisors is an integer number (2184166770).
Almost surely, 220312223302 is an apocalyptic number.
20312223302 is a deficient number, since it is larger than the sum of its proper divisors (14634445018).
20312223302 is a wasteful number, since it uses less digits than its factorization.
20312223302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5238095.
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 20312223302 its reverse (20332221302), we get a palindrome (40644444604).
The spelling of 20312223302 in words is "twenty billion, three hundred twelve million, two hundred twenty-three thousand, three hundred two".
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