Base | Representation |
---|---|
bin | 1101001111010000001… |
… | …0101000101100100000 |
3 | 210202001011121201210110 |
4 | 3103310002220230200 |
5 | 12211240223143242 |
6 | 252251530331320 |
7 | 22300664316153 |
oct | 3236402505440 |
9 | 722034551713 |
10 | 227432631072 |
11 | 884a9877a29 |
12 | 380b2889b40 |
13 | 185a6827a5a |
14 | b01757dc9a |
15 | 5db19b639c |
hex | 34f40a8b20 |
227432631072 has 96 divisors (see below), whose sum is σ = 624249787392. Its totient is φ = 72365508864.
The previous prime is 227432631067. The next prime is 227432631103. The reversal of 227432631072 is 270136234722.
It is a tau number, because it is divible by the number of its divisors (96).
It is a self number, because there is not a number n which added to its sum of digits gives 227432631072.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 969543 + ... + 1181049.
It is an arithmetic number, because the mean of its divisors is an integer number (6502601952).
Almost surely, 2227432631072 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 227432631072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312124893696).
227432631072 is an abundant number, since it is smaller than the sum of its proper divisors (396817156320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227432631072 is a wasteful number, since it uses less digits than its factorization.
227432631072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 212030 (or 212022 counting only the distinct ones).
The product of its (nonzero) digits is 169344, while the sum is 39.
Adding to 227432631072 its reverse (270136234722), we get a palindrome (497568865794).
The spelling of 227432631072 in words is "two hundred twenty-seven billion, four hundred thirty-two million, six hundred thirty-one thousand, seventy-two".
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