Base | Representation |
---|---|
bin | 10110101010001… |
… | …111011011100011 |
3 | 222111100201221120 |
4 | 112222033123203 |
5 | 1234311001003 |
6 | 101420223323 |
7 | 12264260121 |
oct | 2652173343 |
9 | 874321846 |
10 | 380172003 |
11 | 185662942 |
12 | a739ab43 |
13 | 609bb563 |
14 | 386c2911 |
15 | 23598853 |
hex | 16a8f6e3 |
380172003 has 64 divisors (see below), whose sum is σ = 583446528. Its totient is φ = 218972160.
The previous prime is 380171983. The next prime is 380172011. The reversal of 380172003 is 300271083.
It is a Cunningham number, because it is equal to 194982-1.
It is not a de Polignac number, because 380172003 - 28 = 380171747 is a prime.
It is not an unprimeable number, because it can be changed into a prime (380172103) 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 63 ways as a sum of consecutive naturals, for example, 3919251 + ... + 3919347.
It is an arithmetic number, because the mean of its divisors is an integer number (9116352).
Almost surely, 2380172003 is an apocalyptic number.
380172003 is a deficient number, since it is larger than the sum of its proper divisors (203274525).
380172003 is a wasteful number, since it uses less digits than its factorization.
380172003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 252.
The product of its (nonzero) digits is 1008, while the sum is 24.
The square root of 380172003 is about 19497.9999743563. Note that the first 4 decimals coincide. The cubic root of 380172003 is about 724.4249124768.
The spelling of 380172003 in words is "three hundred eighty million, one hundred seventy-two thousand, three".
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