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380589785 = 5471619531
BaseRepresentation
bin10110101011110…
…101011011011001
3222112010222000222
4112223311123121
51234412333120
6101433205425
712300650132
oct2653653331
9875128028
10380589785
11185918814
12a7560875
1360b06774
1438790c89
152362c525
hex16af56d9

380589785 has 8 divisors (see below), whose sum is σ = 466425216. Its totient is φ = 297993520.

The previous prime is 380589751. The next prime is 380589787. The reversal of 380589785 is 587985083.

380589785 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 380589785 - 28 = 380589529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (380589787) 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, 809531 + ... + 810000.

It is an arithmetic number, because the mean of its divisors is an integer number (58303152).

Almost surely, 2380589785 is an apocalyptic number.

It is an amenable number.

380589785 is a deficient number, since it is larger than the sum of its proper divisors (85835431).

380589785 is a wasteful number, since it uses less digits than its factorization.

380589785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619583.

The product of its (nonzero) digits is 2419200, while the sum is 53.

The square root of 380589785 is about 19508.7104904450. The cubic root of 380589785 is about 724.6901791542.

The spelling of 380589785 in words is "three hundred eighty million, five hundred eighty-nine thousand, seven hundred eighty-five".

Divisors: 1 5 47 235 1619531 8097655 76117957 380589785