Base | Representation |
---|---|
bin | 1101001111111100011… |
… | …0100001110111000111 |
3 | 210202112002210122220220 |
4 | 3103333012201313013 |
5 | 12212130224413111 |
6 | 252322155555423 |
7 | 22305406533354 |
oct | 3237706416707 |
9 | 722462718826 |
10 | 227618201031 |
11 | 885945a4431 |
12 | 38144a5bb73 |
13 | 186060cbc70 |
14 | b03408762b |
15 | 5dc2e1ee06 |
hex | 34ff1a1dc7 |
227618201031 has 32 divisors (see below), whose sum is σ = 347339317248. Its totient is φ = 131346593280.
The previous prime is 227618200987. The next prime is 227618201047. The reversal of 227618201031 is 130102816722.
It is not a de Polignac number, because 227618201031 - 27 = 227618200903 is a prime.
It is a super-2 number, since 2×2276182010312 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 227618200983 and 227618201001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (227618206031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 453751 + ... + 813096.
It is an arithmetic number, because the mean of its divisors is an integer number (10854353664).
Almost surely, 2227618201031 is an apocalyptic number.
227618201031 is a deficient number, since it is larger than the sum of its proper divisors (119721116217).
227618201031 is a wasteful number, since it uses less digits than its factorization.
227618201031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1267151.
The product of its (nonzero) digits is 8064, while the sum is 33.
The spelling of 227618201031 in words is "two hundred twenty-seven billion, six hundred eighteen million, two hundred one thousand, thirty-one".
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