Base | Representation |
---|---|
bin | 1100010101110011100… |
… | …1101110000100101101 |
3 | 202021020111001011001122 |
4 | 3011130321232010231 |
5 | 11433200040013201 |
6 | 241221425350325 |
7 | 21213566353226 |
oct | 3053471560455 |
9 | 667214034048 |
10 | 212012032301 |
11 | 81a062a0923 |
12 | 3510a4983a5 |
13 | 16cb9b075b4 |
14 | a39355224d |
15 | 57accbee1b |
hex | 315ce6e12d |
212012032301 has 4 divisors (see below), whose sum is σ = 212274099900. Its totient is φ = 211749964704.
The previous prime is 212012032283. The next prime is 212012032313. The reversal of 212012032301 is 103230210212.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 190729599076 + 21282433225 = 436726^2 + 145885^2 .
It is a cyclic number.
It is not a de Polignac number, because 212012032301 - 210 = 212012031277 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 212012032301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212011032301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131032586 + ... + 131034203.
It is an arithmetic number, because the mean of its divisors is an integer number (53068524975).
Almost surely, 2212012032301 is an apocalyptic number.
It is an amenable number.
212012032301 is a deficient number, since it is larger than the sum of its proper divisors (262067599).
212012032301 is an equidigital number, since it uses as much as digits as its factorization.
212012032301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 262067598.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 212012032301 its reverse (103230210212), we get a palindrome (315242242513).
It can be divided in two parts, 21201 and 2032301, that added together give a palindrome (2053502).
The spelling of 212012032301 in words is "two hundred twelve billion, twelve million, thirty-two thousand, three hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •