Base | Representation |
---|---|
bin | 1110010001110111101… |
… | …1111111111001000011 |
3 | 212110012110012200120221 |
4 | 3210131323333321003 |
5 | 13004401220401311 |
6 | 304410224243511 |
7 | 23503100344345 |
oct | 3443573777103 |
9 | 773173180527 |
10 | 245315403331 |
11 | 95046171459 |
12 | 3b663770597 |
13 | 1a1966921bb |
14 | bc325b3295 |
15 | 65ab915671 |
hex | 391deffe43 |
245315403331 has 24 divisors (see below), whose sum is σ = 269145480240. Its totient is φ = 222812384256.
The previous prime is 245315403313. The next prime is 245315403343. The reversal of 245315403331 is 133304513542.
It is not a de Polignac number, because 245315403331 - 235 = 210955664963 is a prime.
It is a super-2 number, since 2×2453154033312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (245315403391) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45876400 + ... + 45881746.
It is an arithmetic number, because the mean of its divisors is an integer number (11214395010).
Almost surely, 2245315403331 is an apocalyptic number.
245315403331 is a deficient number, since it is larger than the sum of its proper divisors (23830076909).
245315403331 is a wasteful number, since it uses less digits than its factorization.
245315403331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8631 (or 8602 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 34.
Adding to 245315403331 its reverse (133304513542), we get a palindrome (378619916873).
The spelling of 245315403331 in words is "two hundred forty-five billion, three hundred fifteen million, four hundred three thousand, three hundred thirty-one".
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