Base | Representation |
---|---|
bin | 11010001000100… |
… | …001001001000010 |
3 | 1010120000002022120 |
4 | 122020201021002 |
5 | 1344220044024 |
6 | 111301145110 |
7 | 13602453141 |
oct | 3210411102 |
9 | 1116002276 |
10 | 438440514 |
11 | 205540936 |
12 | 1029bb196 |
13 | 6cab0375 |
14 | 4232d758 |
15 | 28758479 |
hex | 1a221242 |
438440514 has 8 divisors (see below), whose sum is σ = 876881040. Its totient is φ = 146146836.
The previous prime is 438440503. The next prime is 438440521. The reversal of 438440514 is 415044834.
It is a sphenic number, since it is the product of 3 distinct primes.
438440514 is an admirable number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36536704 + ... + 36536715.
It is an arithmetic number, because the mean of its divisors is an integer number (109610130).
Almost surely, 2438440514 is an apocalyptic number.
438440514 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
438440514 is a wasteful number, since it uses less digits than its factorization.
438440514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73073424.
The product of its (nonzero) digits is 30720, while the sum is 33.
The square root of 438440514 is about 20938.9711781644. The cubic root of 438440514 is about 759.6908449413.
The spelling of 438440514 in words is "four hundred thirty-eight million, four hundred forty thousand, five hundred fourteen".
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