Base | Representation |
---|---|
bin | 1101001000100010100… |
… | …1001001110100010111 |
3 | 210120101121010122222201 |
4 | 3102020221021310113 |
5 | 12144042440221022 |
6 | 251353042505331 |
7 | 22205225030020 |
oct | 3221051116427 |
9 | 716347118881 |
10 | 225630788887 |
11 | 87764775259 |
12 | 3788b365247 |
13 | 1837a44134a |
14 | acc6147c47 |
15 | 5d086e7127 |
hex | 3488a49d17 |
225630788887 has 16 divisors (see below), whose sum is σ = 258924160512. Its totient is φ = 192603889440.
The previous prime is 225630788839. The next prime is 225630788909. The reversal of 225630788887 is 788887036522.
It is a cyclic number.
It is not a de Polignac number, because 225630788887 - 219 = 225630264599 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 (225630788587) 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 15 ways as a sum of consecutive naturals, for example, 1937638 + ... + 2050780.
It is an arithmetic number, because the mean of its divisors is an integer number (16182760032).
Almost surely, 2225630788887 is an apocalyptic number.
225630788887 is a deficient number, since it is larger than the sum of its proper divisors (33293371625).
225630788887 is a wasteful number, since it uses less digits than its factorization.
225630788887 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114318.
The product of its (nonzero) digits is 72253440, while the sum is 64.
The spelling of 225630788887 in words is "two hundred twenty-five billion, six hundred thirty million, seven hundred eighty-eight thousand, eight hundred eighty-seven".
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