Base | Representation |
---|---|
bin | 10001100111000101101… |
… | …110111011010001011010 |
3 | 11021200202010212112211102 |
4 | 101213011232323101122 |
5 | 124311444011120010 |
6 | 2323543143031402 |
7 | 153301651445156 |
oct | 21470556732132 |
9 | 4250663775742 |
10 | 1210203223130 |
11 | 427276195700 |
12 | 17666673b562 |
13 | 8a17741a545 |
14 | 4280766c066 |
15 | 2173083cba5 |
hex | 119c5bbb45a |
1210203223130 has 96 divisors (see below), whose sum is σ = 2560355133840. Its totient is φ = 410085632000.
The previous prime is 1210203223087. The next prime is 1210203223157. The reversal of 1210203223130 is 313223020121.
It can be written as a sum of positive squares in 8 ways, for example, as 708325907641 + 501877315489 = 841621^2 + 708433^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1786316 + ... + 2368824.
Almost surely, 21210203223130 is an apocalyptic number.
1210203223130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1210203223130 is an abundant number, since it is smaller than the sum of its proper divisors (1350151910710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210203223130 is a wasteful number, since it uses less digits than its factorization.
1210203223130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 582656 (or 582645 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 1210203223130 its reverse (313223020121), we get a palindrome (1523426243251).
The spelling of 1210203223130 in words is "one trillion, two hundred ten billion, two hundred three million, two hundred twenty-three thousand, one hundred thirty".
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