Base | Representation |
---|---|
bin | 1011000100000100111… |
… | …11101100000110000101 |
3 | 1100100020001122101222101 |
4 | 11202002133230012011 |
5 | 22212014443422310 |
6 | 450345322032101 |
7 | 36315245441131 |
oct | 5420237540605 |
9 | 1310201571871 |
10 | 380146467205 |
11 | 13724585235a |
12 | 61812348631 |
13 | 29b033c65bb |
14 | 145835263c1 |
15 | 9d4d96043a |
hex | 58827ec185 |
380146467205 has 4 divisors (see below), whose sum is σ = 456175760652. Its totient is φ = 304117173760.
The previous prime is 380146467161. The next prime is 380146467227. The reversal of 380146467205 is 502764641083.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 45545535396 + 334600931809 = 213414^2 + 578447^2 .
It is not a de Polignac number, because 380146467205 - 211 = 380146465157 is a prime.
It is a super-2 number, since 2×3801464672052 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 38014646716 + ... + 38014646725.
It is an arithmetic number, because the mean of its divisors is an integer number (114043940163).
Almost surely, 2380146467205 is an apocalyptic number.
It is an amenable number.
380146467205 is a deficient number, since it is larger than the sum of its proper divisors (76029293447).
380146467205 is an equidigital number, since it uses as much as digits as its factorization.
380146467205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76029293446.
The product of its (nonzero) digits is 967680, while the sum is 46.
The spelling of 380146467205 in words is "three hundred eighty billion, one hundred forty-six million, four hundred sixty-seven thousand, two hundred five".
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