Base | Representation |
---|---|
bin | 1001000110111100110101… |
… | …11101000111010110011001 |
3 | 2121220212000101101000111210 |
4 | 10203132122331013112121 |
5 | 10111133001221312101 |
6 | 110333400400413333 |
7 | 4135056604435230 |
oct | 443363275072631 |
9 | 77825011330453 |
10 | 20030032213401 |
11 | 6422764003511 |
12 | 22b5b55317249 |
13 | b23a93247402 |
14 | 4d365ca8db17 |
15 | 24b0617247d6 |
hex | 12379af47599 |
20030032213401 has 16 divisors (see below), whose sum is σ = 30522273997824. Its totient is φ = 11445612637584.
The previous prime is 20030032213397. The next prime is 20030032213409. The reversal of 20030032213401 is 10431223003002.
It is not a de Polignac number, because 20030032213401 - 22 = 20030032213397 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (20030032213409) 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, 2932671 + ... + 6975716.
It is an arithmetic number, because the mean of its divisors is an integer number (1907642124864).
Almost surely, 220030032213401 is an apocalyptic number.
20030032213401 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
20030032213401 is a deficient number, since it is larger than the sum of its proper divisors (10492241784423).
20030032213401 is an equidigital number, since it uses as much as digits as its factorization.
20030032213401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10004660.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 20030032213401 its reverse (10431223003002), we get a palindrome (30461255216403).
The spelling of 20030032213401 in words is "twenty trillion, thirty billion, thirty-two million, two hundred thirteen thousand, four hundred one".
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