Base | Representation |
---|---|
bin | 110111101110000000100001… |
… | …001001011010001000000101 |
3 | 1012010122221202020122101212002 |
4 | 313232000201021122020011 |
5 | 224104432010244430023 |
6 | 2225104203334035045 |
7 | 102421403526013610 |
oct | 6756004111321005 |
9 | 1163587666571762 |
10 | 245054210155013 |
11 | 710999a809a786 |
12 | 235991931a8a85 |
13 | a6976889b05ac |
14 | 44729893d3177 |
15 | 1d4e6507aab28 |
hex | dee02125a205 |
245054210155013 has 4 divisors (see below), whose sum is σ = 280061954462880. Its totient is φ = 210046465847148.
The previous prime is 245054210154997. The next prime is 245054210155031. The reversal of 245054210155013 is 310551012450542.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 245054210155013 - 24 = 245054210154997 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245054210155813) 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 3 ways as a sum of consecutive naturals, for example, 17503872153923 + ... + 17503872153936.
It is an arithmetic number, because the mean of its divisors is an integer number (70015488615720).
Almost surely, 2245054210155013 is an apocalyptic number.
It is an amenable number.
245054210155013 is a deficient number, since it is larger than the sum of its proper divisors (35007744307867).
245054210155013 is an equidigital number, since it uses as much as digits as its factorization.
245054210155013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35007744307866.
The product of its (nonzero) digits is 120000, while the sum is 38.
The spelling of 245054210155013 in words is "two hundred forty-five trillion, fifty-four billion, two hundred ten million, one hundred fifty-five thousand, thirteen".
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