Base | Representation |
---|---|
bin | 10010111010000010… |
… | …111011111011110110 |
3 | 1221101211021212112121 |
4 | 102322002323323312 |
5 | 313034101414032 |
6 | 13154245110154 |
7 | 1316040235225 |
oct | 227202737366 |
9 | 57354255477 |
10 | 20301201142 |
11 | 8678553992 |
12 | 3b269b835a |
13 | 1bb6c06371 |
14 | da82cccbc |
15 | 7dc415a97 |
hex | 4ba0bbef6 |
20301201142 has 4 divisors (see below), whose sum is σ = 30451801716. Its totient is φ = 10150600570.
The previous prime is 20301201139. The next prime is 20301201157. The reversal of 20301201142 is 24110210302.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24110210302 = 2 ⋅12055105151.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5075300284 + ... + 5075300287.
It is an arithmetic number, because the mean of its divisors is an integer number (7612950429).
Almost surely, 220301201142 is an apocalyptic number.
20301201142 is a deficient number, since it is larger than the sum of its proper divisors (10150600574).
20301201142 is a wasteful number, since it uses less digits than its factorization.
20301201142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10150600573.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 20301201142 its reverse (24110210302), we get a palindrome (44411411444).
The spelling of 20301201142 in words is "twenty billion, three hundred one million, two hundred one thousand, one hundred forty-two".
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