Base | Representation |
---|---|
bin | 111100110100010… |
… | …010101111111101 |
3 | 2122002221201001111 |
4 | 330310102233331 |
5 | 4042201404440 |
6 | 245125242021 |
7 | 34166520550 |
oct | 7464225775 |
9 | 2562851044 |
10 | 1020341245 |
11 | 483a57530 |
12 | 245863311 |
13 | 13350ca21 |
14 | 99724697 |
15 | 5e89d4ea |
hex | 3cd12bfd |
1020341245 has 16 divisors (see below), whose sum is σ = 1526537088. Its totient is φ = 636056640.
The previous prime is 1020341243. The next prime is 1020341321. The reversal of 1020341245 is 5421430201.
It is not a de Polignac number, because 1020341245 - 21 = 1020341243 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1020341243) 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, 1324734 + ... + 1325503.
It is an arithmetic number, because the mean of its divisors is an integer number (95408568).
Almost surely, 21020341245 is an apocalyptic number.
It is an amenable number.
1020341245 is a deficient number, since it is larger than the sum of its proper divisors (506195843).
1020341245 is a wasteful number, since it uses less digits than its factorization.
1020341245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2650260.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 1020341245 is about 31942.7807962926. The cubic root of 1020341245 is about 1006.7349535688.
Adding to 1020341245 its reverse (5421430201), we get a palindrome (6441771446).
The spelling of 1020341245 in words is "one billion, twenty million, three hundred forty-one thousand, two hundred forty-five".
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