Base | Representation |
---|---|
bin | 100010100011111001… |
… | …0110111000111001010 |
3 | 21002120110001210000200 |
4 | 1011013302313013022 |
5 | 2204000023144211 |
6 | 54032401513030 |
7 | 5235133513362 |
oct | 1050762670712 |
9 | 232513053020 |
10 | 74218959306 |
11 | 295267386a8 |
12 | 12473942776 |
13 | 6cca530b8b |
14 | 38410859a2 |
15 | 1de5bd7b56 |
hex | 1147cb71ca |
74218959306 has 12 divisors (see below), whose sum is σ = 160807745202. Its totient is φ = 24739653096.
The previous prime is 74218959293. The next prime is 74218959313. The reversal of 74218959306 is 60395981247.
74218959306 is a `hidden beast` number, since 7 + 42 + 1 + 8 + 9 + 593 + 0 + 6 = 666.
It can be written as a sum of positive squares in only one way, i.e., 42969558681 + 31249400625 = 207291^2 + 176775^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2061637741 + ... + 2061637776.
It is a 1-persistent number, because it is pandigital, but 2⋅74218959306 = 148437918612 is not.
Almost surely, 274218959306 is an apocalyptic number.
74218959306 is an abundant number, since it is smaller than the sum of its proper divisors (86588785896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74218959306 is a wasteful number, since it uses less digits than its factorization.
74218959306 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4123275525 (or 4123275522 counting only the distinct ones).
The product of its (nonzero) digits is 3265920, while the sum is 54.
The spelling of 74218959306 in words is "seventy-four billion, two hundred eighteen million, nine hundred fifty-nine thousand, three hundred six".
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