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1830285384 = 233312460061
BaseRepresentation
bin110110100010111…
…1111000001001000
311201120000010112120
41231011333001020
512222023113014
6501341211240
763233111664
oct15505770110
94646003476
101830285384
1185a16a554
12430b60b20
13232264c05
1413511b8a4
15aaa3bba9
hex6d17f048

1830285384 has 32 divisors (see below), whose sum is σ = 4723319040. Its totient is φ = 590414400.

The previous prime is 1830285377. The next prime is 1830285389. The reversal of 1830285384 is 4835820381.

It is not an unprimeable number, because it can be changed into a prime (1830285389) 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, 1229287 + ... + 1230774.

It is an arithmetic number, because the mean of its divisors is an integer number (147603720).

Almost surely, 21830285384 is an apocalyptic number.

It is an amenable number.

1830285384 is an abundant number, since it is smaller than the sum of its proper divisors (2893033656).

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

1830285384 is a wasteful number, since it uses less digits than its factorization.

1830285384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2460101 (or 2460097 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 1830285384 is about 42781.8347432646. The cubic root of 1830285384 is about 1223.2247803820.

The spelling of 1830285384 in words is "one billion, eight hundred thirty million, two hundred eighty-five thousand, three hundred eighty-four".

Divisors: 1 2 3 4 6 8 12 24 31 62 93 124 186 248 372 744 2460061 4920122 7380183 9840244 14760366 19680488 29520732 59041464 76261891 152523782 228785673 305047564 457571346 610095128 915142692 1830285384