Base | Representation |
---|---|
bin | 11101110100100010… |
… | …101011111111100011 |
3 | 10001122112022121112211 |
4 | 131310202223333203 |
5 | 1011034111134334 |
6 | 22413152102551 |
7 | 2212325455354 |
oct | 356442537743 |
9 | 101575277484 |
10 | 32020021219 |
11 | 1264151595a |
12 | 6257534a57 |
13 | 3033a2c424 |
14 | 179a835d2b |
15 | c76143a64 |
hex | 7748abfe3 |
32020021219 has 4 divisors (see below), whose sum is σ = 32030283880. Its totient is φ = 32009758560.
The previous prime is 32020021211. The next prime is 32020021249. The reversal of 32020021219 is 91212002023.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91212002023 = 100363 ⋅908821.
It is a cyclic number.
It is not a de Polignac number, because 32020021219 - 23 = 32020021211 is a prime.
It is a super-2 number, since 2×320200212192 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 32020021219.
It is not an unprimeable number, because it can be changed into a prime (32020021211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5126649 + ... + 5132890.
It is an arithmetic number, because the mean of its divisors is an integer number (8007570970).
Almost surely, 232020021219 is an apocalyptic number.
32020021219 is a deficient number, since it is larger than the sum of its proper divisors (10262661).
32020021219 is a wasteful number, since it uses less digits than its factorization.
32020021219 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10262660.
The product of its (nonzero) digits is 432, while the sum is 22.
The spelling of 32020021219 in words is "thirty-two billion, twenty million, twenty-one thousand, two hundred nineteen".
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