Base | Representation |
---|---|
bin | 1101010010000101100… |
… | …1011011110011011001 |
3 | 210211000012111001122011 |
4 | 3110201121123303121 |
5 | 12214320024113142 |
6 | 252455232225521 |
7 | 22325564305642 |
oct | 3244131336331 |
9 | 724005431564 |
10 | 228193582297 |
11 | 8885a36793a |
12 | 3828569b2a1 |
13 | 18698388055 |
14 | b08a6626c9 |
15 | 5e086c8417 |
hex | 352165bcd9 |
228193582297 has 4 divisors (see below), whose sum is σ = 228936884176. Its totient is φ = 227450280420.
The previous prime is 228193582273. The next prime is 228193582301. The reversal of 228193582297 is 792285391822.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 228193582297 - 211 = 228193580249 is a prime.
It is a super-2 number, since 2×2281935822972 (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 (228193582237) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371650479 + ... + 371651092.
It is an arithmetic number, because the mean of its divisors is an integer number (57234221044).
Almost surely, 2228193582297 is an apocalyptic number.
It is an amenable number.
228193582297 is a deficient number, since it is larger than the sum of its proper divisors (743301879).
228193582297 is an equidigital number, since it uses as much as digits as its factorization.
228193582297 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 743301878.
The product of its digits is 8709120, while the sum is 58.
The spelling of 228193582297 in words is "two hundred twenty-eight billion, one hundred ninety-three million, five hundred eighty-two thousand, two hundred ninety-seven".
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