Base | Representation |
---|---|
bin | 111100111100110… |
… | …1000111101111001 |
3 | 12021112022112200210 |
4 | 1321321220331321 |
5 | 13142024400040 |
6 | 534534421333 |
7 | 101452341420 |
oct | 17171507571 |
9 | 5245275623 |
10 | 2045153145 |
11 | 95a487912 |
12 | 490b01849 |
13 | 2679265b9 |
14 | 1558902b7 |
15 | be831480 |
hex | 79e68f79 |
2045153145 has 16 divisors (see below), whose sum is σ = 3739708800. Its totient is φ = 934927104.
The previous prime is 2045153101. The next prime is 2045153153. The reversal of 2045153145 is 5413515402.
It is not a de Polignac number, because 2045153145 - 29 = 2045152633 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9738720 + ... + 9738929.
It is an arithmetic number, because the mean of its divisors is an integer number (233731800).
Almost surely, 22045153145 is an apocalyptic number.
It is an amenable number.
2045153145 is a deficient number, since it is larger than the sum of its proper divisors (1694555655).
2045153145 is a wasteful number, since it uses less digits than its factorization.
2045153145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19477664.
The product of its (nonzero) digits is 12000, while the sum is 30.
The square root of 2045153145 is about 45223.3694565100. The cubic root of 2045153145 is about 1269.3321441540.
Adding to 2045153145 its reverse (5413515402), we get a palindrome (7458668547).
The spelling of 2045153145 in words is "two billion, forty-five million, one hundred fifty-three thousand, one hundred forty-five".
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