Base | Representation |
---|---|
bin | 11000000101001… |
… | …11011001000101 |
3 | 112002010021200102 |
4 | 30002213121011 |
5 | 403203342404 |
6 | 32013453445 |
7 | 5002034636 |
oct | 1402473105 |
9 | 462107612 |
10 | 202012229 |
11 | a4037861 |
12 | 577a1285 |
13 | 32b10183 |
14 | 1cb8788d |
15 | 12b0571e |
hex | c0a7645 |
202012229 has 2 divisors, whose sum is σ = 202012230. Its totient is φ = 202012228.
The previous prime is 202012211. The next prime is 202012249. The reversal of 202012229 is 922210202.
It is an a-pointer prime, because the next prime (202012249) can be obtained adding 202012229 to its sum of digits (20).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 201583204 + 429025 = 14198^2 + 655^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-202012229 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 202012229.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (202012249) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101006114 + 101006115.
It is an arithmetic number, because the mean of its divisors is an integer number (101006115).
Almost surely, 2202012229 is an apocalyptic number.
It is an amenable number.
202012229 is a deficient number, since it is larger than the sum of its proper divisors (1).
202012229 is an equidigital number, since it uses as much as digits as its factorization.
202012229 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 202012229 is about 14213.1006117596. The cubic root of 202012229 is about 586.7582710708.
The spelling of 202012229 in words is "two hundred two million, twelve thousand, two hundred twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •