Base | Representation |
---|---|
bin | 10010111010101101… |
… | …010010011011000110 |
3 | 1221102121011220211201 |
4 | 102322231102123012 |
5 | 313044422201202 |
6 | 13155323053114 |
7 | 1316233505104 |
oct | 227255223306 |
9 | 57377156751 |
10 | 20312303302 |
11 | 8683847125 |
12 | 3b2a67119a |
13 | 1bb92c27a5 |
14 | da997cc74 |
15 | 7dd3aa387 |
hex | 4bab526c6 |
20312303302 has 32 divisors (see below), whose sum is σ = 31666152960. Its totient is φ = 9765354720.
The previous prime is 20312303269. The next prime is 20312303339. The reversal of 20312303302 is 20330321302.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 20312303302.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2445777 + ... + 2454067.
It is an arithmetic number, because the mean of its divisors is an integer number (989567280).
Almost surely, 220312303302 is an apocalyptic number.
20312303302 is a deficient number, since it is larger than the sum of its proper divisors (11353849658).
20312303302 is a wasteful number, since it uses less digits than its factorization.
20312303302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8796.
The product of its (nonzero) digits is 648, while the sum is 19.
Adding to 20312303302 its reverse (20330321302), we get a palindrome (40642624604).
The spelling of 20312303302 in words is "twenty billion, three hundred twelve million, three hundred three thousand, three hundred two".
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