Search a number
-
+
380368814 = 2729936869
BaseRepresentation
bin10110101010111…
…111011110101110
3222111201201220212
4112222333132232
51234333300224
6101424342422
712266036660
oct2652773656
9874651825
10380368814
111857877a1
12a7474a12
1360a5a007
1438734530
15235d6d0e
hex16abf7ae

380368814 has 16 divisors (see below), whose sum is σ = 674546400. Its totient is φ = 157393824.

The previous prime is 380368787. The next prime is 380368817. The reversal of 380368814 is 418863083.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380368817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468029 + ... + 468840.

It is an arithmetic number, because the mean of its divisors is an integer number (42159150).

Almost surely, 2380368814 is an apocalyptic number.

380368814 is a deficient number, since it is larger than the sum of its proper divisors (294177586).

380368814 is a wasteful number, since it uses less digits than its factorization.

380368814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936907.

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 380368814 is about 19503.0462748772. The cubic root of 380368814 is about 724.5498999336.

The spelling of 380368814 in words is "three hundred eighty million, three hundred sixty-eight thousand, eight hundred fourteen".

Divisors: 1 2 7 14 29 58 203 406 936869 1873738 6558083 13116166 27169201 54338402 190184407 380368814