Base | Representation |
---|---|
bin | 1100011001011111011… |
… | …0110001011010101110 |
3 | 202100210102011202212200 |
4 | 3012113312301122232 |
5 | 11442211241142220 |
6 | 241503521042330 |
7 | 21250236415164 |
oct | 3062766613256 |
9 | 670712152780 |
10 | 213001115310 |
11 | 823736385a5 |
12 | 353457863a6 |
13 | 171169c1709 |
14 | a448a5b234 |
15 | 5819a46890 |
hex | 3197db16ae |
213001115310 has 48 divisors (see below), whose sum is σ = 553872782736. Its totient is φ = 56793129984.
The previous prime is 213001115309. The next prime is 213001115333. The reversal of 213001115310 is 13511100312.
213001115310 is a `hidden beast` number, since 2 + 130 + 0 + 1 + 1 + 1 + 531 + 0 = 666.
It is a super-2 number, since 2×2130011153102 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 587982 + ... + 878478.
It is an arithmetic number, because the mean of its divisors is an integer number (11539016307).
Almost surely, 2213001115310 is an apocalyptic number.
213001115310 is an abundant number, since it is smaller than the sum of its proper divisors (340871667426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213001115310 is a wasteful number, since it uses less digits than its factorization.
213001115310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 298657 (or 298654 counting only the distinct ones).
The product of its (nonzero) digits is 90, while the sum is 18.
Adding to 213001115310 its reverse (13511100312), we get a palindrome (226512215622).
The spelling of 213001115310 in words is "two hundred thirteen billion, one million, one hundred fifteen thousand, three hundred ten".
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