Base | Representation |
---|---|
bin | 10010101010110110… |
… | …10000100001111001 |
3 | 221212112022110002201 |
4 | 21111123100201321 |
5 | 131011411043140 |
6 | 4334330430201 |
7 | 503245212562 |
oct | 112533204171 |
9 | 27775273081 |
10 | 10023143545 |
11 | 4283892108 |
12 | 1b38892361 |
13 | c3973168c |
14 | 6b1269169 |
15 | 3d9e3049a |
hex | 2556d0879 |
10023143545 has 8 divisors (see below), whose sum is σ = 12146859720. Its totient is φ = 7939123200.
The previous prime is 10023143539. The next prime is 10023143567. The reversal of 10023143545 is 54534132001.
It can be written as a sum of positive squares in 4 ways, for example, as 7108007481 + 2915136064 = 84309^2 + 53992^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10023143545 - 25 = 10023143513 is a prime.
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, 9923400 + ... + 9924409.
It is an arithmetic number, because the mean of its divisors is an integer number (1518357465).
Almost surely, 210023143545 is an apocalyptic number.
It is an amenable number.
10023143545 is a deficient number, since it is larger than the sum of its proper divisors (2123716175).
10023143545 is a wasteful number, since it uses less digits than its factorization.
10023143545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19847915.
The product of its (nonzero) digits is 7200, while the sum is 28.
Adding to 10023143545 its reverse (54534132001), we get a palindrome (64557275546).
The spelling of 10023143545 in words is "ten billion, twenty-three million, one hundred forty-three thousand, five hundred forty-five".
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