Base | Representation |
---|---|
bin | 10001000100110010… |
… | …101111001000110111 |
3 | 1202022201200201112101 |
4 | 101010302233020313 |
5 | 300022002121101 |
6 | 12231133402531 |
7 | 1216222412536 |
oct | 210462571067 |
9 | 52281621471 |
10 | 18334020151 |
11 | 7859092777 |
12 | 3678039447 |
13 | 19624b0145 |
14 | c5cd3831d |
15 | 724887401 |
hex | 444caf237 |
18334020151 has 8 divisors (see below), whose sum is σ = 19385515520. Its totient is φ = 17291179512.
The previous prime is 18334020083. The next prime is 18334020163. The reversal of 18334020151 is 15102043381.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 18334020151 - 213 = 18334011959 is a prime.
It is a super-2 number, since 2×183340201512 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18334020191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2159325 + ... + 2167798.
It is an arithmetic number, because the mean of its divisors is an integer number (2423189440).
Almost surely, 218334020151 is an apocalyptic number.
18334020151 is a deficient number, since it is larger than the sum of its proper divisors (1051495369).
18334020151 is a wasteful number, since it uses less digits than its factorization.
18334020151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4327365.
The product of its (nonzero) digits is 2880, while the sum is 28.
The spelling of 18334020151 in words is "eighteen billion, three hundred thirty-four million, twenty thousand, one hundred fifty-one".
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