Base | Representation |
---|---|
bin | 10111001100101111000111… |
… | …111010000011100001000101 |
3 | 111101021000001011201112102022 |
4 | 113030233013322003201011 |
5 | 101333131024303014341 |
6 | 1001000023524452525 |
7 | 30330305666332226 |
oct | 2714570772034105 |
9 | 441230034645368 |
10 | 102030302001221 |
11 | 2a567898611a80 |
12 | b53a1a584a145 |
13 | 44c15544c1049 |
14 | 1b2a415c8124d |
15 | bbe097b7ce4b |
hex | 5ccbc7e83845 |
102030302001221 has 8 divisors (see below), whose sum is σ = 111349935473088. Its totient is φ = 92718027108000.
The previous prime is 102030302001137. The next prime is 102030302001337. The reversal of 102030302001221 is 122100203030201.
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 102030302001221 - 210 = 102030302000197 is a prime.
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 102030302001221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102030302001521) 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, 1839615665 + ... + 1839671126.
It is an arithmetic number, because the mean of its divisors is an integer number (13918741934136).
Almost surely, 2102030302001221 is an apocalyptic number.
102030302001221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
102030302001221 is a deficient number, since it is larger than the sum of its proper divisors (9319633471867).
102030302001221 is a wasteful number, since it uses less digits than its factorization.
102030302001221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3679289323.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 102030302001221 its reverse (122100203030201), we get a palindrome (224130505031422).
The spelling of 102030302001221 in words is "one hundred two trillion, thirty billion, three hundred two million, one thousand, two hundred twenty-one".
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