Base | Representation |
---|---|
bin | 111101000110101… |
… | …0010111001101101 |
3 | 12021220000022121010 |
4 | 1322031102321231 |
5 | 13144334240040 |
6 | 535241055433 |
7 | 101544211323 |
oct | 17215227155 |
9 | 5256008533 |
10 | 2050305645 |
11 | 962386a83 |
12 | 492787579 |
13 | 268a0b90b |
14 | 156431d13 |
15 | beeece80 |
hex | 7a352e6d |
2050305645 has 16 divisors (see below), whose sum is σ = 3311150400. Its totient is φ = 1083275904.
The previous prime is 2050305643. The next prime is 2050305703. The reversal of 2050305645 is 5465030502.
It is not a de Polignac number, because 2050305645 - 21 = 2050305643 is a prime.
It is a super-3 number, since 3×20503056453 (a number of 29 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2050305643) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 637120 + ... + 640329.
It is an arithmetic number, because the mean of its divisors is an integer number (206946900).
Almost surely, 22050305645 is an apocalyptic number.
It is an amenable number.
2050305645 is a deficient number, since it is larger than the sum of its proper divisors (1260844755).
2050305645 is a wasteful number, since it uses less digits than its factorization.
2050305645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1277564.
The product of its (nonzero) digits is 18000, while the sum is 30.
The square root of 2050305645 is about 45280.3008492656. The cubic root of 2050305645 is about 1270.3972231739.
The spelling of 2050305645 in words is "two billion, fifty million, three hundred five thousand, six hundred forty-five".
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