Base | Representation |
---|---|
bin | 1110010100001010000… |
… | …0011100101100110101 |
3 | 212111210012200111100001 |
4 | 3211002200130230311 |
5 | 13012130302011133 |
6 | 304551142351301 |
7 | 23524230325123 |
oct | 3450240345465 |
9 | 774705614301 |
10 | 245928938293 |
11 | 95330524345 |
12 | 3b7b512b531 |
13 | 1a26381963c |
14 | bc8dc80913 |
15 | 65e570887d |
hex | 394281cb35 |
245928938293 has 4 divisors (see below), whose sum is σ = 254409246540. Its totient is φ = 237448630048.
The previous prime is 245928938249. The next prime is 245928938303. The reversal of 245928938293 is 392839829542.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 135477733329 + 110451204964 = 368073^2 + 332342^2 .
It is a cyclic number.
It is not a de Polignac number, because 245928938293 - 29 = 245928937781 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 (245928938093) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4240154080 + ... + 4240154137.
It is an arithmetic number, because the mean of its divisors is an integer number (63602311635).
Almost surely, 2245928938293 is an apocalyptic number.
It is an amenable number.
245928938293 is a deficient number, since it is larger than the sum of its proper divisors (8480308247).
245928938293 is an equidigital number, since it uses as much as digits as its factorization.
245928938293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8480308246.
The product of its digits is 67184640, while the sum is 64.
The spelling of 245928938293 in words is "two hundred forty-five billion, nine hundred twenty-eight million, nine hundred thirty-eight thousand, two hundred ninety-three".
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