Base | Representation |
---|---|
bin | 100100001000000… |
… | …1011110000011010 |
3 | 10010110222020112202 |
4 | 1020100023300122 |
5 | 4440310431020 |
6 | 320141410202 |
7 | 42016355435 |
oct | 11020136032 |
9 | 3113866482 |
10 | 1212202010 |
11 | 572290348 |
12 | 299b69962 |
13 | 1641a73c6 |
14 | b6dc881c |
15 | 7164ae75 |
hex | 4840bc1a |
1212202010 has 8 divisors (see below), whose sum is σ = 2181963636. Its totient is φ = 484880800.
The previous prime is 1212201997. The next prime is 1212202031. The reversal of 1212202010 is 102022121.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1060739761 + 151462249 = 32569^2 + 12307^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1212201982 and 1212202000.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60610091 + ... + 60610110.
Almost surely, 21212202010 is an apocalyptic number.
1212202010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1212202010 is a deficient number, since it is larger than the sum of its proper divisors (969761626).
1212202010 is a wasteful number, since it uses less digits than its factorization.
1212202010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121220208.
The product of its (nonzero) digits is 16, while the sum is 11.
The square root of 1212202010 is about 34816.6915429941. The cubic root of 1212202010 is about 1066.2482546229.
Adding to 1212202010 its reverse (102022121), we get a palindrome (1314224131).
The spelling of 1212202010 in words is "one billion, two hundred twelve million, two hundred two thousand, ten".
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