Base | Representation |
---|---|
bin | 100011110100111… |
… | …0000110100011001 |
3 | 10002210000112121210 |
4 | 1013221300310121 |
5 | 4430221131301 |
6 | 315141453333 |
7 | 41534636526 |
oct | 10751606431 |
9 | 3083015553 |
10 | 1202130201 |
11 | 567631238 |
12 | 296711249 |
13 | 16208bc5c |
14 | b592614d |
15 | 7080bad6 |
hex | 47a70d19 |
1202130201 has 32 divisors (see below), whose sum is σ = 1656794880. Its totient is φ = 775056384.
The previous prime is 1202130191. The next prime is 1202130217. The reversal of 1202130201 is 1020312021.
It is not a de Polignac number, because 1202130201 - 215 = 1202097433 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1202130221) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3090115 + ... + 3090503.
It is an arithmetic number, because the mean of its divisors is an integer number (51774840).
Almost surely, 21202130201 is an apocalyptic number.
It is an amenable number.
1202130201 is a deficient number, since it is larger than the sum of its proper divisors (454664679).
1202130201 is a wasteful number, since it uses less digits than its factorization.
1202130201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 705.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 1202130201 is about 34671.7493213135. The cubic root of 1202130201 is about 1063.2869964598.
Adding to 1202130201 its reverse (1020312021), we get a palindrome (2222442222).
The spelling of 1202130201 in words is "one billion, two hundred two million, one hundred thirty thousand, two hundred one".
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