Base | Representation |
---|---|
bin | 10111001100101010… |
… | …11110011110101110 |
3 | 1012010222000012220112 |
4 | 23212111132132232 |
5 | 201001301333032 |
6 | 5415455220022 |
7 | 620426002631 |
oct | 134625363656 |
9 | 35128005815 |
10 | 12454324142 |
11 | 5311161077 |
12 | 24b6b17612 |
13 | 1236316790 |
14 | 8620c3c18 |
15 | 4cd5b51b2 |
hex | 2e655e7ae |
12454324142 has 16 divisors (see below), whose sum is σ = 20993243040. Its totient is φ = 5498229792.
The previous prime is 12454324111. The next prime is 12454324153. The reversal of 12454324142 is 24142345421.
It is a super-2 number, since 2×124543241422 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12454324099 and 12454324108.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10412717 + ... + 10413912.
It is an arithmetic number, because the mean of its divisors is an integer number (1312077690).
Almost surely, 212454324142 is an apocalyptic number.
12454324142 is a deficient number, since it is larger than the sum of its proper divisors (8538918898).
12454324142 is a wasteful number, since it uses less digits than its factorization.
12454324142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20826667.
The product of its digits is 30720, while the sum is 32.
Adding to 12454324142 its reverse (24142345421), we get a palindrome (36596669563).
The spelling of 12454324142 in words is "twelve billion, four hundred fifty-four million, three hundred twenty-four thousand, one hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •