Base | Representation |
---|---|
bin | 1001011010101… |
… | …1110011110101 |
3 | 2202022212020200 |
4 | 2112223303311 |
5 | 40103013140 |
6 | 3530351113 |
7 | 656516253 |
oct | 226536365 |
9 | 82285220 |
10 | 39501045 |
11 | 2032a7a1 |
12 | 1128b499 |
13 | 82506cc |
14 | 53635d3 |
15 | 3704030 |
hex | 25abcf5 |
39501045 has 24 divisors (see below), whose sum is σ = 70831800. Its totient is φ = 20340096.
The previous prime is 39501041. The next prime is 39501067. The reversal of 39501045 is 54010593.
It can be written as a sum of positive squares in 4 ways, for example, as 9492561 + 30008484 = 3081^2 + 5478^2 .
It is not a de Polignac number, because 39501045 - 22 = 39501041 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39501041) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13830 + ... + 16439.
It is an arithmetic number, because the mean of its divisors is an integer number (2951325).
Almost surely, 239501045 is an apocalyptic number.
It is an amenable number.
39501045 is a deficient number, since it is larger than the sum of its proper divisors (31330755).
39501045 is a wasteful number, since it uses less digits than its factorization.
39501045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30309 (or 30306 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 27.
The square root of 39501045 is about 6284.9856801746. The cubic root of 39501045 is about 340.5672336459.
The spelling of 39501045 in words is "thirty-nine million, five hundred one thousand, forty-five".
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