Base | Representation |
---|---|
bin | 1101101001001011101000… |
… | …11100100111101100010111 |
3 | 10221020012011212222011012002 |
4 | 12310211310130213230113 |
5 | 12413024202324102411 |
6 | 143450511052545515 |
7 | 6214410653064401 |
oct | 664456434475427 |
9 | 127205155864162 |
10 | 30002300222231 |
11 | 96179a4354067 |
12 | 344679178229b |
13 | 1398287b615ac |
14 | 75a194a75b71 |
15 | 370666be133b |
hex | 1b4974727b17 |
30002300222231 has 128 divisors (see below), whose sum is σ = 35391474892800. Its totient is φ = 25243384320000.
The previous prime is 30002300222123. The next prime is 30002300222239. The reversal of 30002300222231 is 13222200320003.
It is a de Polignac number, because none of the positive numbers 2k-30002300222231 is a prime.
It is a super-3 number, since 3×300023002222313 (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30002300222239) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 28546431656 + ... + 28546432706.
It is an arithmetic number, because the mean of its divisors is an integer number (276495897600).
Almost surely, 230002300222231 is an apocalyptic number.
30002300222231 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
30002300222231 is a deficient number, since it is larger than the sum of its proper divisors (5389174670569).
30002300222231 is a wasteful number, since it uses less digits than its factorization.
30002300222231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1621.
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 30002300222231 its reverse (13222200320003), we get a palindrome (43224500542234).
The spelling of 30002300222231 in words is "thirty trillion, two billion, three hundred million, two hundred twenty-two thousand, two hundred thirty-one".
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