Base | Representation |
---|---|
bin | 1101101111100011100011… |
… | …11110001011110000000011 |
3 | 10222000010110111111020102211 |
4 | 12313301301332023300003 |
5 | 12430121211304133443 |
6 | 144135250253322551 |
7 | 6236263015466113 |
oct | 667616176136003 |
9 | 128003414436384 |
10 | 30221302021123 |
11 | 96a1867139a94 |
12 | 3481110a96457 |
13 | 13b2b19acac45 |
14 | 766a0c63d043 |
15 | 3761d345819d |
hex | 1b7c71f8bc03 |
30221302021123 has 8 divisors (see below), whose sum is σ = 31815313643520. Its totient is φ = 28627632076680.
The previous prime is 30221302021111. The next prime is 30221302021177. The reversal of 30221302021123 is 32112020312203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30221302021123 - 225 = 30221268466691 is a prime.
It is a super-2 number, since 2×302213020211232 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30221302021094 and 30221302021103.
It is not an unprimeable number, because it can be changed into a prime (30221302021193) 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, 85237915 + ... + 85591732.
It is an arithmetic number, because the mean of its divisors is an integer number (3976914205440).
Almost surely, 230221302021123 is an apocalyptic number.
30221302021123 is a deficient number, since it is larger than the sum of its proper divisors (1594011622397).
30221302021123 is a wasteful number, since it uses less digits than its factorization.
30221302021123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 170838977.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 30221302021123 its reverse (32112020312203), we get a palindrome (62333322333326).
The spelling of 30221302021123 in words is "thirty trillion, two hundred twenty-one billion, three hundred two million, twenty-one thousand, one hundred twenty-three".
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