Base | Representation |
---|---|
bin | 1101101111100011100111… |
… | …01101001100010010101011 |
3 | 10222000010112112020200102000 |
4 | 12313301303231030102223 |
5 | 12430121241231340243 |
6 | 144135253213142043 |
7 | 6236263521026256 |
oct | 667616355142253 |
9 | 128003475220360 |
10 | 30221331121323 |
11 | 96a1881605441 |
12 | 348111a78a923 |
13 | 13b2b22b494b4 |
14 | 766a1245609d |
15 | 3761d5ca55d3 |
hex | 1b7c73b4c4ab |
30221331121323 has 16 divisors (see below), whose sum is σ = 44773883350560. Its totient is φ = 20146860654048.
The previous prime is 30221331121321. The next prime is 30221331121339. The reversal of 30221331121323 is 32312113312203.
30221331121323 is a `hidden beast` number, since 3 + 0 + 2 + 2 + 1 + 3 + 311 + 21 + 323 = 666.
It is not a de Polignac number, because 30221331121323 - 21 = 30221331121321 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (30221331121321) 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, 18462240 + ... + 20032397.
It is an arithmetic number, because the mean of its divisors is an integer number (2798367709410).
Almost surely, 230221331121323 is an apocalyptic number.
30221331121323 is a deficient number, since it is larger than the sum of its proper divisors (14552552229237).
30221331121323 is a wasteful number, since it uses less digits than its factorization.
30221331121323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38523723 (or 38523717 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 27.
Adding to 30221331121323 its reverse (32312113312203), we get a palindrome (62533444433526).
The spelling of 30221331121323 in words is "thirty trillion, two hundred twenty-one billion, three hundred thirty-one million, one hundred twenty-one thousand, three hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •