Base | Representation |
---|---|
bin | 11001000010001… |
… | …01100010001100 |
3 | 112122011002212020 |
4 | 30201011202030 |
5 | 412230000022 |
6 | 32501010140 |
7 | 5126653635 |
oct | 1441054214 |
9 | 478132766 |
10 | 210000012 |
11 | a85a3132 |
12 | 5a3b3950 |
13 | 34678b81 |
14 | 1dc6688c |
15 | 1368235c |
hex | c84588c |
210000012 has 48 divisors (see below), whose sum is σ = 509698560. Its totient is φ = 67234752.
The previous prime is 209999987. The next prime is 210000017.
It is a happy number.
210000012 is nontrivially palindromic in base 10.
It is a Harshad number since it is a multiple of its sum of digits (6).
It is not an unprimeable number, because it can be changed into a prime (210000017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32083 + ... + 38069.
It is an arithmetic number, because the mean of its divisors is an integer number (10618720).
Almost surely, 2210000012 is an apocalyptic number.
It is an amenable number.
210000012 is an abundant number, since it is smaller than the sum of its proper divisors (299698548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210000012 is a wasteful number, since it uses less digits than its factorization.
210000012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6110 (or 6108 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 6.
The square root of 210000012 is about 14491.3771602288. The cubic root of 210000012 is about 594.3922065981.
It can be divided in two parts, 2100000 and 12, that added together give a palindrome (2100012).
The spelling of 210000012 in words is "two hundred ten million, twelve", and thus it is an aban number.
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