Base | Representation |
---|---|
bin | 10010101000001010… |
… | …100001110010011110 |
3 | 1220121220210022010201 |
4 | 102220022201302132 |
5 | 311430301420220 |
6 | 13104411054114 |
7 | 1305435256156 |
oct | 225012416236 |
9 | 56556708121 |
10 | 20001201310 |
11 | 853417a642 |
12 | 3a6244133a |
13 | 1b69a0867c |
14 | d7a519766 |
15 | 7c0e06d0a |
hex | 4a82a1c9e |
20001201310 has 8 divisors (see below), whose sum is σ = 36002162376. Its totient is φ = 8000480520.
The previous prime is 20001201299. The next prime is 20001201343. The reversal of 20001201310 is 1310210002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×200012013102 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 2000120131 = 20001201310 / (2 + 0 + 0 + 0 + 1 + 2 + 0 + 1 + 3 + 1 + 0).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000060056 + ... + 1000060075.
It is an arithmetic number, because the mean of its divisors is an integer number (4500270297).
Almost surely, 220001201310 is an apocalyptic number.
20001201310 is a deficient number, since it is larger than the sum of its proper divisors (16000961066).
20001201310 is a wasteful number, since it uses less digits than its factorization.
20001201310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2000120138.
The product of its (nonzero) digits is 12, while the sum is 10.
Adding to 20001201310 its reverse (1310210002), we get a palindrome (21311411312).
The spelling of 20001201310 in words is "twenty billion, one million, two hundred one thousand, three hundred ten".
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