Base | Representation |
---|---|
bin | 1100100010100… |
… | …11110110000100 |
3 | 21022221202200101 |
4 | 12101103312010 |
5 | 203412413103 |
6 | 14234453444 |
7 | 2415123352 |
oct | 621236604 |
9 | 238852611 |
10 | 105201028 |
11 | 544240a9 |
12 | 2b294284 |
13 | 18a44c3a |
14 | dd867d2 |
15 | 9380a1d |
hex | 6453d84 |
105201028 has 6 divisors (see below), whose sum is σ = 184101806. Its totient is φ = 52600512.
The previous prime is 105201017. The next prime is 105201029. The reversal of 105201028 is 820102501.
It can be written as a sum of positive squares in only one way, i.e., 101445184 + 3755844 = 10072^2 + 1938^2 .
It is a super-2 number, since 2×1052010282 = 22134512584513568, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 105200996 and 105201014.
It is not an unprimeable number, because it can be changed into a prime (105201029) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13150125 + ... + 13150132.
Almost surely, 2105201028 is an apocalyptic number.
It is an amenable number.
105201028 is a deficient number, since it is larger than the sum of its proper divisors (78900778).
105201028 is a wasteful number, since it uses less digits than its factorization.
105201028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26300261 (or 26300259 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 19.
The square root of 105201028 is about 10256.7552374033. The cubic root of 105201028 is about 472.0702818354.
Adding to 105201028 its reverse (820102501), we get a palindrome (925303529).
The spelling of 105201028 in words is "one hundred five million, two hundred one thousand, twenty-eight".
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