Base | Representation |
---|---|
bin | 111000111110011010… |
… | …0100101000110110001 |
3 | 102200211000012201101202 |
4 | 1301330310211012301 |
5 | 4001034412230140 |
6 | 132112554340545 |
7 | 11561012254562 |
oct | 1617464450661 |
9 | 380730181352 |
10 | 122353242545 |
11 | 47987241076 |
12 | 1b867a2a755 |
13 | b6cb8b1791 |
14 | 5cc9ab4169 |
15 | 32b1892915 |
hex | 1c7cd251b1 |
122353242545 has 16 divisors (see below), whose sum is σ = 147975629760. Its totient is φ = 97115678400.
The previous prime is 122353242499. The next prime is 122353242547. The reversal of 122353242545 is 545242353221.
It is not a de Polignac number, because 122353242545 - 220 = 122352193969 is a prime.
It is a super-2 number, since 2×1223532425452 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 122353242499 and 122353242508.
It is not an unprimeable number, because it can be changed into a prime (122353242547) 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 15 ways as a sum of consecutive naturals, for example, 1035815 + ... + 1147875.
It is an arithmetic number, because the mean of its divisors is an integer number (9248476860).
Almost surely, 2122353242545 is an apocalyptic number.
It is an amenable number.
122353242545 is a deficient number, since it is larger than the sum of its proper divisors (25622387215).
122353242545 is a wasteful number, since it uses less digits than its factorization.
122353242545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113776.
The product of its digits is 288000, while the sum is 38.
Adding to 122353242545 its reverse (545242353221), we get a palindrome (667595595766).
The spelling of 122353242545 in words is "one hundred twenty-two billion, three hundred fifty-three million, two hundred forty-two thousand, five hundred forty-five".
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