Base | Representation |
---|---|
bin | 110000111101100001… |
… | …0000011010000100001 |
3 | 101001101121202121110110 |
4 | 1201323002003100201 |
5 | 3210313144202210 |
6 | 120145134521533 |
7 | 10411356505620 |
oct | 1417302032041 |
9 | 331347677413 |
10 | 105143350305 |
11 | 40655753334 |
12 | 184643662a9 |
13 | 9bb827c5a6 |
14 | 51361996b7 |
15 | 2b05a5a420 |
hex | 187b083421 |
105143350305 has 64 divisors (see below), whose sum is σ = 194365140480. Its totient is φ = 47540404224.
The previous prime is 105143350283. The next prime is 105143350307. The reversal of 105143350305 is 503053341501.
It is not a de Polignac number, because 105143350305 - 27 = 105143350177 is a prime.
It is a super-2 number, since 2×1051433503052 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (105143350307) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32682057 + ... + 32685273.
It is an arithmetic number, because the mean of its divisors is an integer number (3036955320).
Almost surely, 2105143350305 is an apocalyptic number.
105143350305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
105143350305 is a deficient number, since it is larger than the sum of its proper divisors (89221790175).
105143350305 is a wasteful number, since it uses less digits than its factorization.
105143350305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6538.
The product of its (nonzero) digits is 13500, while the sum is 30.
Adding to 105143350305 its reverse (503053341501), we get a palindrome (608196691806).
The spelling of 105143350305 in words is "one hundred five billion, one hundred forty-three million, three hundred fifty thousand, three hundred five".
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