Base | Representation |
---|---|
bin | 11000011100010010… |
… | …00000100010110000 |
3 | 1020212111122000010100 |
4 | 30032021000202300 |
5 | 203333232110212 |
6 | 10010033032400 |
7 | 643115246565 |
oct | 141611004260 |
9 | 36774560110 |
10 | 13122144432 |
11 | 5624121371 |
12 | 26626b5700 |
13 | 1311799a07 |
14 | 8c6a8286c |
15 | 51c02cbdc |
hex | 30e2408b0 |
13122144432 has 30 divisors (see below), whose sum is σ = 36723779612. Its totient is φ = 4374048096.
The previous prime is 13122144421. The next prime is 13122144481. The reversal of 13122144432 is 23444122131.
13122144432 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 214 + 443 + 2 = 666.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 13122144396 and 13122144405.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45562858 + ... + 45563145.
Almost surely, 213122144432 is an apocalyptic number.
13122144432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13122144432 is an abundant number, since it is smaller than the sum of its proper divisors (23601635180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13122144432 is a wasteful number, since it uses less digits than its factorization.
13122144432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91126017 (or 91126008 counting only the distinct ones).
The product of its digits is 4608, while the sum is 27.
Adding to 13122144432 its reverse (23444122131), we get a palindrome (36566266563).
The spelling of 13122144432 in words is "thirteen billion, one hundred twenty-two million, one hundred forty-four thousand, four hundred thirty-two".
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