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380006 = 21123751
BaseRepresentation
bin1011100110001100110
3201022021022
41130301212
544130011
612051142
73141614
oct1346146
9638238
10380006
1123a560
12163ab2
13103c73
149c6b4
15778db
hex5cc66

380006 has 16 divisors (see below), whose sum is σ = 649728. Its totient is φ = 165000.

The previous prime is 379999. The next prime is 380041. The reversal of 380006 is 600083.

It is a happy number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 380006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131 + ... + 881.

It is an arithmetic number, because the mean of its divisors is an integer number (40608).

2380006 is an apocalyptic number.

380006 is a deficient number, since it is larger than the sum of its proper divisors (269722).

380006 is a wasteful number, since it uses less digits than its factorization.

380006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 380006 is about 616.4462669203. The cubic root of 380006 is about 72.4319456512.

Adding to 380006 its reverse (600083), we get a palindrome (980089).

The spelling of 380006 in words is "three hundred eighty thousand, six".

Divisors: 1 2 11 22 23 46 253 506 751 1502 8261 16522 17273 34546 190003 380006