Base | Representation |
---|---|
bin | 1110010010010110000… |
… | …1000010110011110111 |
3 | 212110112022110200001201 |
4 | 3210211201002303313 |
5 | 13010131243231002 |
6 | 304431005433331 |
7 | 23506203203320 |
oct | 3444541026367 |
9 | 773468420051 |
10 | 245442555127 |
11 | 95100a18490 |
12 | 3b69a26b847 |
13 | 1a1b6b21453 |
14 | bc45431447 |
15 | 65b7b80087 |
hex | 3925842cf7 |
245442555127 has 16 divisors (see below), whose sum is σ = 314276746752. Its totient is φ = 186084911520.
The previous prime is 245442555109. The next prime is 245442555131. The reversal of 245442555127 is 721555244542.
245442555127 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 245442555127 - 223 = 245434166519 is a prime.
It is a super-2 number, since 2×2454425551272 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245442559127) 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 15 ways as a sum of consecutive naturals, for example, 43072363 + ... + 43078060.
It is an arithmetic number, because the mean of its divisors is an integer number (19642296672).
Almost surely, 2245442555127 is an apocalyptic number.
245442555127 is a deficient number, since it is larger than the sum of its proper divisors (68834191625).
245442555127 is a wasteful number, since it uses less digits than its factorization.
245442555127 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86150478.
The product of its digits is 2240000, while the sum is 46.
Adding to 245442555127 its reverse (721555244542), we get a palindrome (966997799669).
The spelling of 245442555127 in words is "two hundred forty-five billion, four hundred forty-two million, five hundred fifty-five thousand, one hundred twenty-seven".
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