Base | Representation |
---|---|
bin | 11100000011011011… |
… | …101010100110110011 |
3 | 2212202021112012001100 |
4 | 130003123222212303 |
5 | 443142310330443 |
6 | 21501002335443 |
7 | 2114313536220 |
oct | 340333524663 |
9 | 85667465040 |
10 | 30122355123 |
11 | 11858314273 |
12 | 5a07aba583 |
13 | 2ac0834c93 |
14 | 165a7b8947 |
15 | bb47473d3 |
hex | 7036ea9b3 |
30122355123 has 12 divisors (see below), whose sum is σ = 49725792688. Its totient is φ = 17212774320.
The previous prime is 30122355101. The next prime is 30122355127. The reversal of 30122355123 is 32155322103.
It is a happy number.
30122355123 is a `hidden beast` number, since 301 + 2 + 2 + 355 + 1 + 2 + 3 = 666.
It is not a de Polignac number, because 30122355123 - 29 = 30122354611 is a prime.
It is a super-2 number, since 2×301223551232 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30122355127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239066248 + ... + 239066373.
Almost surely, 230122355123 is an apocalyptic number.
30122355123 is a deficient number, since it is larger than the sum of its proper divisors (19603437565).
30122355123 is a wasteful number, since it uses less digits than its factorization.
30122355123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 478132634 (or 478132631 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 27.
Adding to 30122355123 its reverse (32155322103), we get a palindrome (62277677226).
The spelling of 30122355123 in words is "thirty billion, one hundred twenty-two million, three hundred fifty-five thousand, one hundred twenty-three".
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