Base | Representation |
---|---|
bin | 10110100010111… |
… | …100011010010001 |
3 | 222100202112220220 |
4 | 112202330122101 |
5 | 1233313242324 |
6 | 101311223253 |
7 | 12242102115 |
oct | 2642743221 |
9 | 870675826 |
10 | 378259089 |
11 | 18457671a |
12 | a6817b29 |
13 | 6049b960 |
14 | 38345745 |
15 | 2331bb79 |
hex | 168bc691 |
378259089 has 32 divisors (see below), whose sum is σ = 565340160. Its totient is φ = 223449408.
The previous prime is 378259073. The next prime is 378259097. The reversal of 378259089 is 980952873.
It is not a de Polignac number, because 378259089 - 24 = 378259073 is a prime.
It is a super-2 number, since 2×3782590892 = 286159876822219842, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (378259069) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97032 + ... + 100854.
It is an arithmetic number, because the mean of its divisors is an integer number (17666880).
Almost surely, 2378259089 is an apocalyptic number.
378259089 is a gapful number since it is divisible by the number (39) formed by its first and last digit.
It is an amenable number.
378259089 is a deficient number, since it is larger than the sum of its proper divisors (187081071).
378259089 is a wasteful number, since it uses less digits than its factorization.
378259089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3941.
The product of its (nonzero) digits is 1088640, while the sum is 51.
The square root of 378259089 is about 19448.8840039731. The cubic root of 378259089 is about 723.2078376481.
The spelling of 378259089 in words is "three hundred seventy-eight million, two hundred fifty-nine thousand, eighty-nine".
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