Base | Representation |
---|---|
bin | 11101000110101010100… |
… | …010101011011001010001 |
3 | 21002012101220101021021021 |
4 | 131012222202223121101 |
5 | 230232020334310001 |
6 | 4130444051155441 |
7 | 264332246041510 |
oct | 35065242533121 |
9 | 7065356337237 |
10 | 2000021010001 |
11 | 7012277a0a23 |
12 | 28374aba5b81 |
13 | 1167a7a0c421 |
14 | 6cb3159c677 |
15 | 37059c7cba1 |
hex | 1d1aa8ab651 |
2000021010001 has 16 divisors (see below), whose sum is σ = 2289647969280. Its totient is φ = 1711372781520.
The previous prime is 2000021009993. The next prime is 2000021010011. The reversal of 2000021010001 is 1000101200002.
It is a cyclic number.
It is not a de Polignac number, because 2000021010001 - 23 = 2000021009993 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (7).
It is not an unprimeable number, because it can be changed into a prime (2000021010011) 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, 19039260 + ... + 19144018.
It is an arithmetic number, because the mean of its divisors is an integer number (143102998080).
Almost surely, 22000021010001 is an apocalyptic number.
It is an amenable number.
2000021010001 is a deficient number, since it is larger than the sum of its proper divisors (289626959279).
2000021010001 is a wasteful number, since it uses less digits than its factorization.
2000021010001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109404.
The product of its (nonzero) digits is 4, while the sum is 7.
Adding to 2000021010001 its reverse (1000101200002), we get a palindrome (3000122210003).
The spelling of 2000021010001 in words is "two trillion, twenty-one million, ten thousand, one".
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