Base | Representation |
---|---|
bin | 1100100100001… |
… | …00111100101000 |
3 | 21100022222120102 |
4 | 12102010330220 |
5 | 203440332102 |
6 | 14243044532 |
7 | 2416621622 |
oct | 622047450 |
9 | 240288512 |
10 | 105402152 |
11 | 54551219 |
12 | 2b370748 |
13 | 18ab564b |
14 | ddd9c12 |
15 | 93c0402 |
hex | 6484f28 |
105402152 has 8 divisors (see below), whose sum is σ = 197629050. Its totient is φ = 52701072.
The previous prime is 105402151. The next prime is 105402173. The reversal of 105402152 is 251204501.
It can be written as a sum of positive squares in only one way, i.e., 94206436 + 11195716 = 9706^2 + 3346^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×1054021522 = 22219227292462208, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (105402151) by changing a digit.
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 as a sum of consecutive naturals, namely, 6587627 + ... + 6587642.
Almost surely, 2105402152 is an apocalyptic number.
It is an amenable number.
105402152 is a deficient number, since it is larger than the sum of its proper divisors (92226898).
105402152 is a wasteful number, since it uses less digits than its factorization.
105402152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13175275 (or 13175271 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 20.
The square root of 105402152 is about 10266.5550210380. Note that the first 3 decimals coincide. The cubic root of 105402152 is about 472.3709259897.
Adding to 105402152 its reverse (251204501), we get a palindrome (356606653).
The spelling of 105402152 in words is "one hundred five million, four hundred two thousand, one hundred fifty-two".
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