Base | Representation |
---|---|
bin | 11111000111111111… |
… | …111111101100001001 |
3 | 10012021010000201120201 |
4 | 133013333333230021 |
5 | 1021421033304001 |
6 | 23204131052201 |
7 | 2262120060220 |
oct | 370777775411 |
9 | 105233021521 |
10 | 33420213001 |
11 | 1319a92574a |
12 | 6588441061 |
13 | 31c7b47286 |
14 | 1890797cb7 |
15 | d09025501 |
hex | 7c7fffb09 |
33420213001 has 16 divisors (see below), whose sum is σ = 40755529600. Its totient is φ = 26766453888.
The previous prime is 33420212999. The next prime is 33420213017. The reversal of 33420213001 is 10031202433.
It is a cyclic number.
It is not a de Polignac number, because 33420213001 - 21 = 33420212999 is a prime.
It is a super-2 number, since 2×334202130012 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
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 33420213001.
It is not an unprimeable number, because it can be changed into a prime (33420213091) 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, 1711386 + ... + 1730803.
It is an arithmetic number, because the mean of its divisors is an integer number (2547220600).
Almost surely, 233420213001 is an apocalyptic number.
It is an amenable number.
33420213001 is a deficient number, since it is larger than the sum of its proper divisors (7335316599).
33420213001 is a wasteful number, since it uses less digits than its factorization.
33420213001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3442288.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 33420213001 its reverse (10031202433), we get a palindrome (43451415434).
The spelling of 33420213001 in words is "thirty-three billion, four hundred twenty million, two hundred thirteen thousand, one".
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