Base | Representation |
---|---|
bin | 10110100111011101… |
… | …10110111111010000 |
3 | 1011100012201020012102 |
4 | 23103232312333100 |
5 | 144331401223044 |
6 | 5324505415532 |
7 | 606616043066 |
oct | 132356667720 |
9 | 34305636172 |
10 | 12142211024 |
11 | 5170a63949 |
12 | 242a49a5a8 |
13 | 11b6767368 |
14 | 83287a036 |
15 | 4b0eb224e |
hex | 2d3bb6fd0 |
12142211024 has 20 divisors (see below), whose sum is σ = 23527662660. Its totient is φ = 6070556160.
The previous prime is 12142211023. The next prime is 12142211063. The reversal of 12142211024 is 42011224121.
It can be written as a sum of positive squares in 2 ways, for example, as 3010497424 + 9131713600 = 54868^2 + 95560^2 .
It is a junction number, because it is equal to n+sod(n) for n = 12142210987 and 12142211005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12142211023) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194042 + ... + 248870.
It is an arithmetic number, because the mean of its divisors is an integer number (1176383133).
Almost surely, 212142211024 is an apocalyptic number.
It is an amenable number.
12142211024 is a deficient number, since it is larger than the sum of its proper divisors (11385451636).
12142211024 is a wasteful number, since it uses less digits than its factorization.
12142211024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68678 (or 68672 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 12142211024 its reverse (42011224121), we get a palindrome (54153435145).
The spelling of 12142211024 in words is "twelve billion, one hundred forty-two million, two hundred eleven thousand, twenty-four".
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