Base | Representation |
---|---|
bin | 111111011100111… |
… | …0100110010100010 |
3 | 12111101020212012011 |
4 | 1332321310302202 |
5 | 13330021301100 |
6 | 551133423134 |
7 | 103521642424 |
oct | 17671646242 |
9 | 5441225164 |
10 | 2129087650 |
11 | 9a28a6078 |
12 | 4b503aaaa |
13 | 27c1337a1 |
14 | 162a9c814 |
15 | c6db0bba |
hex | 7ee74ca2 |
2129087650 has 48 divisors (see below), whose sum is σ = 4252227840. Its totient is φ = 790227200.
The previous prime is 2129087641. The next prime is 2129087663. The reversal of 2129087650 is 567809212.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42711 + ... + 77989.
It is an arithmetic number, because the mean of its divisors is an integer number (88588080).
Almost surely, 22129087650 is an apocalyptic number.
2129087650 is a deficient number, since it is larger than the sum of its proper divisors (2123140190).
2129087650 is a wasteful number, since it uses less digits than its factorization.
2129087650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35379 (or 35374 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 40.
The square root of 2129087650 is about 46142.0377746800. The cubic root of 2129087650 is about 1286.4646201962.
The spelling of 2129087650 in words is "two billion, one hundred twenty-nine million, eighty-seven thousand, six hundred fifty".
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