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380996 = 227111237
BaseRepresentation
bin1011101000001000100
3201100121222
41131001010
544142441
612055512
73144530
oct1350104
9640558
10380996
11240280
12164598
13104555
149cbc0
1577d4b
hex5d044

380996 has 24 divisors (see below), whose sum is σ = 831936. Its totient is φ = 148320.

The previous prime is 380983. The next prime is 381001. The reversal of 380996 is 699083.

380996 = T175 + T176 + ... + T196.

It is an unprimeable number.

380996 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311 + ... + 926.

It is an arithmetic number, because the mean of its divisors is an integer number (34664).

2380996 is an apocalyptic number.

It is an amenable number.

380996 is an abundant number, since it is smaller than the sum of its proper divisors (450940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

380996 is a wasteful number, since it uses less digits than its factorization.

380996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259 (or 1257 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 380996 is about 617.2487343041. The cubic root of 380996 is about 72.4947915402.

The spelling of 380996 in words is "three hundred eighty thousand, nine hundred ninety-six".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 1237 2474 4948 8659 13607 17318 27214 34636 54428 95249 190498 380996