Base | Representation |
---|---|
bin | 110111101111011110111110… |
… | …010100011100111111011110 |
3 | 1012011000122112110110110102002 |
4 | 313233132332110130333132 |
5 | 224113112213104233204 |
6 | 2225222535305402302 |
7 | 102431624040501416 |
oct | 6757367624347736 |
9 | 1164018473413362 |
10 | 245155631321054 |
11 | 71128a12760973 |
12 | 235b4978a99392 |
13 | a6a40cca6c88c |
14 | 447784b0b5646 |
15 | 1d520d966b91e |
hex | def7be51cfde |
245155631321054 has 64 divisors (see below), whose sum is σ = 399244382438400. Its totient is φ = 112506221697408.
The previous prime is 245155631321023. The next prime is 245155631321099. The reversal of 245155631321054 is 450123136551542.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6437384297 + ... + 6437422379.
It is an arithmetic number, because the mean of its divisors is an integer number (6238193475600).
Almost surely, 2245155631321054 is an apocalyptic number.
245155631321054 is a deficient number, since it is larger than the sum of its proper divisors (154088751117346).
245155631321054 is a wasteful number, since it uses less digits than its factorization.
245155631321054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57537.
The product of its (nonzero) digits is 2160000, while the sum is 47.
Adding to 245155631321054 its reverse (450123136551542), we get a palindrome (695278767872596).
The spelling of 245155631321054 in words is "two hundred forty-five trillion, one hundred fifty-five billion, six hundred thirty-one million, three hundred twenty-one thousand, fifty-four".
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