Base | Representation |
---|---|
bin | 10010111010000010… |
… | …111110010110000100 |
3 | 1221101211022101002011 |
4 | 102322002332112010 |
5 | 313034102223022 |
6 | 13154245224004 |
7 | 1316040306055 |
oct | 227202762604 |
9 | 57354271064 |
10 | 20301211012 |
11 | 8678560345 |
12 | 3b26a02004 |
13 | 1bb6c0a9c4 |
14 | da82d272c |
15 | 7dc418977 |
hex | 4ba0be584 |
20301211012 has 12 divisors (see below), whose sum is σ = 35535463516. Its totient is φ = 10148221440.
The previous prime is 20301210971. The next prime is 20301211019. The reversal of 20301211012 is 21011210302.
It can be written as a sum of positive squares in 2 ways, for example, as 1689703236 + 18611507776 = 41106^2 + 136424^2 .
It is a junction number, because it is equal to n+sod(n) for n = 20301210983 and 20301211001.
It is not an unprimeable number, because it can be changed into a prime (20301211019) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 576789 + ... + 610972.
Almost surely, 220301211012 is an apocalyptic number.
It is an amenable number.
20301211012 is a deficient number, since it is larger than the sum of its proper divisors (15234252504).
20301211012 is a wasteful number, since it uses less digits than its factorization.
20301211012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1192038 (or 1192036 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 20301211012 its reverse (21011210302), we get a palindrome (41312421314).
The spelling of 20301211012 in words is "twenty billion, three hundred one million, two hundred eleven thousand, twelve".
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