Base | Representation |
---|---|
bin | 1100110100111110101… |
… | …1001100110001011111 |
3 | 210001211122221211111011 |
4 | 3031033223030301133 |
5 | 12102314243303141 |
6 | 245124033240051 |
7 | 21631136400565 |
oct | 3151753146137 |
9 | 701748854434 |
10 | 220380056671 |
11 | 8550a884445 |
12 | 36864a03027 |
13 | 17a216749c8 |
14 | a948a59a35 |
15 | 5aec764881 |
hex | 334faccc5f |
220380056671 has 16 divisors (see below), whose sum is σ = 233528803200. Its totient is φ = 207611778528.
The previous prime is 220380056657. The next prime is 220380056711. The reversal of 220380056671 is 176650083022.
It is not a de Polignac number, because 220380056671 - 27 = 220380056543 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220380056621) 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 15 ways as a sum of consecutive naturals, for example, 1087600 + ... + 1274218.
It is an arithmetic number, because the mean of its divisors is an integer number (14595550200).
Almost surely, 2220380056671 is an apocalyptic number.
220380056671 is a deficient number, since it is larger than the sum of its proper divisors (13148746529).
220380056671 is a wasteful number, since it uses less digits than its factorization.
220380056671 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 187638.
The product of its (nonzero) digits is 120960, while the sum is 40.
The spelling of 220380056671 in words is "two hundred twenty billion, three hundred eighty million, fifty-six thousand, six hundred seventy-one".
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