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380330 = 2573521
BaseRepresentation
bin1011100110110101010
3201022201022
41130312222
544132310
612052442
73142556
oct1346652
9638638
10380330
1123a825
12164122
13104162
149c866
1577a55
hex5cdaa

380330 has 16 divisors (see below), whose sum is σ = 695304. Its totient is φ = 149760.

The previous prime is 380329. The next prime is 380333. The reversal of 380330 is 33083.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 279841 + 100489 = 529^2 + 317^2 .

It is a junction number, because it is equal to n+sod(n) for n = 380299 and 380308.

It is not an unprimeable number, because it can be changed into a prime (380333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470 + ... + 990.

2380330 is an apocalyptic number.

380330 is a deficient number, since it is larger than the sum of its proper divisors (314974).

380330 is a wasteful number, since it uses less digits than its factorization.

380330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 380330 is about 616.7090075554. The cubic root of 380330 is about 72.4525253997.

The spelling of 380330 in words is "three hundred eighty thousand, three hundred thirty".

Divisors: 1 2 5 10 73 146 365 521 730 1042 2605 5210 38033 76066 190165 380330