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381050 = 2527621
BaseRepresentation
bin1011101000001111010
3201100200222
41131001322
544143200
612100042
73144635
oct1350172
9640628
10381050
1124031a
12164622
13104597
149cc1c
1577d85
hex5d07a

381050 has 12 divisors (see below), whose sum is σ = 708846. Its totient is φ = 152400.

The previous prime is 381047. The next prime is 381061. The reversal of 381050 is 50183.

It can be written as a sum of positive squares in 3 ways, for example, as 344569 + 36481 = 587^2 + 191^2 .

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3761 + ... + 3860.

2381050 is an apocalyptic number.

381050 is a deficient number, since it is larger than the sum of its proper divisors (327796).

381050 is a wasteful number, since it uses less digits than its factorization.

381050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7633 (or 7628 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 381050 is about 617.2924752498. The cubic root of 381050 is about 72.4982163652.

The spelling of 381050 in words is "three hundred eighty-one thousand, fifty".

Divisors: 1 2 5 10 25 50 7621 15242 38105 76210 190525 381050