Base | Representation |
---|---|
bin | 1110010001100101110… |
… | …0011101000000101111 |
3 | 212110000012101002010220 |
4 | 3210121130131000233 |
5 | 13004222421301020 |
6 | 304354532502423 |
7 | 23501163551010 |
oct | 3443134350057 |
9 | 773005332126 |
10 | 245240025135 |
11 | 95007667726 |
12 | 3b64247aa13 |
13 | 1a183b8c711 |
14 | bc26591007 |
15 | 65a4ec6240 |
hex | 391971d02f |
245240025135 has 64 divisors (see below), whose sum is σ = 450479784960. Its totient is φ = 111600691200.
The previous prime is 245240025091. The next prime is 245240025209. The reversal of 245240025135 is 531520042542.
It is a happy number.
245240025135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 245240025135 - 27 = 245240025007 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 245240025096 and 245240025105.
It is a congruent number.
It is an unprimeable number.
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 63 ways as a sum of consecutive naturals, for example, 21425724 + ... + 21437166.
It is an arithmetic number, because the mean of its divisors is an integer number (7038746640).
Almost surely, 2245240025135 is an apocalyptic number.
245240025135 is a deficient number, since it is larger than the sum of its proper divisors (205239759825).
245240025135 is a wasteful number, since it uses less digits than its factorization.
245240025135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12368.
The product of its (nonzero) digits is 48000, while the sum is 33.
Adding to 245240025135 its reverse (531520042542), we get a palindrome (776760067677).
The spelling of 245240025135 in words is "two hundred forty-five billion, two hundred forty million, twenty-five thousand, one hundred thirty-five".
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