Base | Representation |
---|---|
bin | 100101000001100… |
… | …1010101010100111 |
3 | 10012120200121201120 |
4 | 1022003022222213 |
5 | 10021020002403 |
6 | 323135425023 |
7 | 42533515320 |
oct | 11203125247 |
9 | 3176617646 |
10 | 1242344103 |
11 | 5882a8570 |
12 | 2a8085173 |
13 | 16a4cbc70 |
14 | badd3447 |
15 | 74101e53 |
hex | 4a0caaa7 |
1242344103 has 64 divisors (see below), whose sum is σ = 2320883712. Its totient is φ = 569796480.
The previous prime is 1242344101. The next prime is 1242344111. The reversal of 1242344103 is 3014432421.
It is not a de Polignac number, because 1242344103 - 21 = 1242344101 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1242344101) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 60076 + ... + 78062.
It is an arithmetic number, because the mean of its divisors is an integer number (36263808).
Almost surely, 21242344103 is an apocalyptic number.
1242344103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
1242344103 is a deficient number, since it is larger than the sum of its proper divisors (1078539609).
1242344103 is a wasteful number, since it uses less digits than its factorization.
1242344103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18044.
The product of its (nonzero) digits is 2304, while the sum is 24.
The square root of 1242344103 is about 35246.9020340795. The cubic root of 1242344103 is about 1075.0136224702.
Adding to 1242344103 its reverse (3014432421), we get a palindrome (4256776524).
The spelling of 1242344103 in words is "one billion, two hundred forty-two million, three hundred forty-four thousand, one hundred three".
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