Base | Representation |
---|---|
bin | 111111111101001… |
… | …1010100100101100 |
3 | 12112120010002111110 |
4 | 1333322122210230 |
5 | 13343340112003 |
6 | 552540352020 |
7 | 104115602664 |
oct | 17772324454 |
9 | 5476102443 |
10 | 2146019628 |
11 | a01410345 |
12 | 4ba845610 |
13 | 2827b15cc |
14 | 1650291a4 |
15 | c8607a03 |
hex | 7fe9a92c |
2146019628 has 12 divisors (see below), whose sum is σ = 5007379160. Its totient is φ = 715339872.
The previous prime is 2146019621. The next prime is 2146019641. The reversal of 2146019628 is 8269106412.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×21460196282 = 9210800487522516768, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2146019621) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89417473 + ... + 89417496.
Almost surely, 22146019628 is an apocalyptic number.
It is an amenable number.
2146019628 is an abundant number, since it is smaller than the sum of its proper divisors (2861359532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2146019628 is a wasteful number, since it uses less digits than its factorization.
2146019628 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178834976 (or 178834974 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 2146019628 is about 46325.1511384475. The cubic root of 2146019628 is about 1289.8659051768.
The spelling of 2146019628 in words is "two billion, one hundred forty-six million, nineteen thousand, six hundred twenty-eight".
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