Base | Representation |
---|---|
bin | 100101010100001… |
… | …1010111010111011 |
3 | 10020021001210000212 |
4 | 1022220122322323 |
5 | 10031020010021 |
6 | 324125021335 |
7 | 43012521335 |
oct | 11250327273 |
9 | 3207053025 |
10 | 1252110011 |
11 | 592868869 |
12 | 2ab3b484b |
13 | 16c53b0c9 |
14 | bc416455 |
15 | 74dd085b |
hex | 4aa1aebb |
1252110011 has 8 divisors (see below), whose sum is σ = 1264582704. Its totient is φ = 1239694560.
The previous prime is 1252109987. The next prime is 1252110023. The reversal of 1252110011 is 1100112521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1252110011 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1252110031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30341 + ... + 58521.
It is an arithmetic number, because the mean of its divisors is an integer number (158072838).
Almost surely, 21252110011 is an apocalyptic number.
1252110011 is a deficient number, since it is larger than the sum of its proper divisors (12472693).
1252110011 is a wasteful number, since it uses less digits than its factorization.
1252110011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28621.
The product of its (nonzero) digits is 20, while the sum is 14.
The square root of 1252110011 is about 35385.1665391022. The cubic root of 1252110011 is about 1077.8231217442.
Adding to 1252110011 its reverse (1100112521), we get a palindrome (2352222532).
The spelling of 1252110011 in words is "one billion, two hundred fifty-two million, one hundred ten thousand, eleven".
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