Base | Representation |
---|---|
bin | 1101101001001011011110… |
… | …00101010011001110110111 |
3 | 10221020011221121121201111101 |
4 | 12310211233011103032313 |
5 | 12413024011304114111 |
6 | 143450454115550531 |
7 | 6214405511104144 |
oct | 664455705231667 |
9 | 127204847551441 |
10 | 30002210223031 |
11 | 9617958573362 |
12 | 34467675bb447 |
13 | 139827230cb27 |
14 | 75a186b293cb |
15 | 37065dd64bc1 |
hex | 1b496f1533b7 |
30002210223031 has 8 divisors (see below), whose sum is σ = 32600024691200. Its totient is φ = 27506270832120.
The previous prime is 30002210222983. The next prime is 30002210223071. The reversal of 30002210223031 is 13032201220003.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30002210223031 - 225 = 30002176668599 is a prime.
It is a super-2 number, since 2×300022102230312 (a number of 28 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 congruent number.
It is not an unprimeable number, because it can be changed into a prime (30002210223071) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25468768701 + ... + 25468769878.
It is an arithmetic number, because the mean of its divisors is an integer number (4075003086400).
Almost surely, 230002210223031 is an apocalyptic number.
30002210223031 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
30002210223031 is a deficient number, since it is larger than the sum of its proper divisors (2597814468169).
30002210223031 is a wasteful number, since it uses less digits than its factorization.
30002210223031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50937538629.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 30002210223031 its reverse (13032201220003), we get a palindrome (43034411443034).
The spelling of 30002210223031 in words is "thirty trillion, two billion, two hundred ten million, two hundred twenty-three thousand, thirty-one".
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