Base | Representation |
---|---|
bin | 100111010100… |
… | …001001100001 |
3 | 201101121101002 |
4 | 213110021201 |
5 | 10114244040 |
6 | 1004521345 |
7 | 153413033 |
oct | 47241141 |
9 | 21347332 |
10 | 10306145 |
11 | 58aa183 |
12 | 3550255 |
13 | 219b015 |
14 | 1523c53 |
15 | d88a15 |
hex | 9d4261 |
10306145 has 8 divisors (see below), whose sum is σ = 12422760. Its totient is φ = 8208000.
The previous prime is 10306081. The next prime is 10306157. The reversal of 10306145 is 54160301.
It can be written as a sum of positive squares in 4 ways, for example, as 1615441 + 8690704 = 1271^2 + 2948^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10306145 - 26 = 10306081 is a prime.
It is a super-2 number, since 2×103061452 = 212433249522050, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3356 + ... + 5645.
It is an arithmetic number, because the mean of its divisors is an integer number (1552845).
Almost surely, 210306145 is an apocalyptic number.
It is an amenable number.
10306145 is a deficient number, since it is larger than the sum of its proper divisors (2116615).
10306145 is an equidigital number, since it uses as much as digits as its factorization.
10306145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9235.
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 10306145 is about 3210.3185200226. The cubic root of 10306145 is about 217.6199716860.
Adding to 10306145 its reverse (54160301), we get a palindrome (64466446).
The spelling of 10306145 in words is "ten million, three hundred six thousand, one hundred forty-five".
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