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380167205 = 5116912131
BaseRepresentation
bin10110101010001…
…110010000100101
3222111100111100212
4112222032100211
51234310322310
6101420145205
712264240125
oct2652162045
9874314325
10380167205
1118565a280
12a7398205
13609b9312
14386c0c85
1523597205
hex16a8e425

380167205 has 8 divisors (see below), whose sum is σ = 497673504. Its totient is φ = 276485200.

The previous prime is 380167187. The next prime is 380167213. The reversal of 380167205 is 502761083.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 380167205 - 210 = 380166181 is a prime.

It is a super-3 number, since 3×3801672053 (a number of 27 digits) contains 333 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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3456011 + ... + 3456120.

It is an arithmetic number, because the mean of its divisors is an integer number (62209188).

Almost surely, 2380167205 is an apocalyptic number.

It is an amenable number.

380167205 is a deficient number, since it is larger than the sum of its proper divisors (117506299).

380167205 is a wasteful number, since it uses less digits than its factorization.

380167205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6912147.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 380167205 is about 19497.8769357076. The cubic root of 380167205 is about 724.4218649042.

The spelling of 380167205 in words is "three hundred eighty million, one hundred sixty-seven thousand, two hundred five".

Divisors: 1 5 11 55 6912131 34560655 76033441 380167205