Base | Representation |
---|---|
bin | 111011111111011… |
… | …0100001111111110 |
3 | 12012021201202000211 |
4 | 1313332310033332 |
5 | 13110304040041 |
6 | 531424343034 |
7 | 100611561232 |
oct | 16776641776 |
9 | 5167652024 |
10 | 2012955646 |
11 | 943296409 |
12 | 482174a7a |
13 | 261062320 |
14 | 1514ac5c2 |
15 | bbac1481 |
hex | 77fb43fe |
2012955646 has 64 divisors (see below), whose sum is σ = 3527758080. Its totient is φ = 853493760.
The previous prime is 2012955611. The next prime is 2012955667. The reversal of 2012955646 is 6465592102.
It is a junction number, because it is equal to n+sod(n) for n = 2012955599 and 2012955608.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4099461 + ... + 4099951.
It is an arithmetic number, because the mean of its divisors is an integer number (55121220).
Almost surely, 22012955646 is an apocalyptic number.
2012955646 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
2012955646 is a deficient number, since it is larger than the sum of its proper divisors (1514802434).
2012955646 is a wasteful number, since it uses less digits than its factorization.
2012955646 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 761.
The product of its (nonzero) digits is 129600, while the sum is 40.
The square root of 2012955646 is about 44865.9742566680. The cubic root of 2012955646 is about 1262.6357117910.
The spelling of 2012955646 in words is "two billion, twelve million, nine hundred fifty-five thousand, six hundred forty-six".
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