Base | Representation |
---|---|
bin | 10010101110001000… |
… | …011010111100101101 |
3 | 1220212220011110121012 |
4 | 102232020122330231 |
5 | 312131413443201 |
6 | 13122344515005 |
7 | 1311062223020 |
oct | 225610327455 |
9 | 56786143535 |
10 | 20101312301 |
11 | 85857374a4 |
12 | 3a8ba7ba65 |
13 | 1b8468a845 |
14 | d899391b7 |
15 | 7c9ace5bb |
hex | 4ae21af2d |
20101312301 has 8 divisors (see below), whose sum is σ = 22984471104. Its totient is φ = 17221039200.
The previous prime is 20101312267. The next prime is 20101312327. The reversal of 20101312301 is 10321310102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20101312301 - 218 = 20101050157 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20101312901) 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, 706475 + ... + 734376.
It is an arithmetic number, because the mean of its divisors is an integer number (2873058888).
Almost surely, 220101312301 is an apocalyptic number.
It is an amenable number.
20101312301 is a deficient number, since it is larger than the sum of its proper divisors (2883158803).
20101312301 is a wasteful number, since it uses less digits than its factorization.
20101312301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1442851.
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 20101312301 its reverse (10321310102), we get a palindrome (30422622403).
The spelling of 20101312301 in words is "twenty billion, one hundred one million, three hundred twelve thousand, three hundred one".
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