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384968670 = 23512832289
BaseRepresentation
bin10110111100100…
…010011111011110
3222211101102201220
4112330202133132
51242022444140
6102111114210
712353115432
oct2674423736
9884342656
10384968670
11188339729
12a8b12966
13619aa918
14391b09c2
1523be4bd0
hex16f227de

384968670 has 16 divisors (see below), whose sum is σ = 923924880. Its totient is φ = 102658304.

The previous prime is 384968669. The next prime is 384968693. The reversal of 384968670 is 76869483.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6416115 + ... + 6416174.

It is an arithmetic number, because the mean of its divisors is an integer number (57745305).

Almost surely, 2384968670 is an apocalyptic number.

384968670 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

384968670 is an abundant number, since it is smaller than the sum of its proper divisors (538956210).

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

384968670 is a wasteful number, since it uses less digits than its factorization.

384968670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12832299.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The square root of 384968670 is about 19620.6184917805. The cubic root of 384968670 is about 727.4589010922.

The spelling of 384968670 in words is "three hundred eighty-four million, nine hundred sixty-eight thousand, six hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 12832289 25664578 38496867 64161445 76993734 128322890 192484335 384968670