Base | Representation |
---|---|
bin | 11010010111001… |
… | …110111100111001 |
3 | 1010211021002000200 |
4 | 122113032330321 |
5 | 1401212020134 |
6 | 111515552413 |
7 | 13650321015 |
oct | 3227167471 |
9 | 1124232020 |
10 | 442298169 |
11 | 207736185 |
12 | 10415b709 |
13 | 708311c1 |
14 | 42a55545 |
15 | 28c6b499 |
hex | 1a5cef39 |
442298169 has 48 divisors (see below), whose sum is σ = 705120000. Its totient is φ = 266063616.
The previous prime is 442298149. The next prime is 442298189. The reversal of 442298169 is 961892244.
It is an interprime number because it is at equal distance from previous prime (442298149) and next prime (442298189).
It is not a de Polignac number, because 442298169 - 27 = 442298041 is a prime.
It is a super-2 number, since 2×4422981692 = 391255340601505122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (442298149) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 391197 + ... + 392325.
It is an arithmetic number, because the mean of its divisors is an integer number (14690000).
Almost surely, 2442298169 is an apocalyptic number.
It is an amenable number.
442298169 is a deficient number, since it is larger than the sum of its proper divisors (262821831).
442298169 is a wasteful number, since it uses less digits than its factorization.
442298169 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1262 (or 1259 counting only the distinct ones).
The product of its digits is 248832, while the sum is 45.
The square root of 442298169 is about 21030.8860726314. The cubic root of 442298169 is about 761.9124095902.
The spelling of 442298169 in words is "four hundred forty-two million, two hundred ninety-eight thousand, one hundred sixty-nine".
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