Search a number
-
+
380304470 = 25713439719
BaseRepresentation
bin10110101010101…
…111110001010110
3222111121110122202
4112222233301112
51234324220340
6101423124502
712265351250
oct2652576126
9874543582
10380304470
11185743417
12a7443732
1360a36940
1438718cd0
15235c2c15
hex16aafc56

380304470 has 64 divisors (see below), whose sum is σ = 862202880. Its totient is φ = 117548928.

The previous prime is 380304469. The next prime is 380304511. The reversal of 380304470 is 74403083.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34271 + ... + 43989.

It is an arithmetic number, because the mean of its divisors is an integer number (13471920).

Almost surely, 2380304470 is an apocalyptic number.

380304470 is an abundant number, since it is smaller than the sum of its proper divisors (481898410).

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

380304470 is a wasteful number, since it uses less digits than its factorization.

380304470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9789.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 380304470 is about 19501.3966166529. The cubic root of 380304470 is about 724.5090421607.

The spelling of 380304470 in words is "three hundred eighty million, three hundred four thousand, four hundred seventy".

Divisors: 1 2 5 7 10 13 14 26 35 43 65 70 86 91 130 182 215 301 430 455 559 602 910 1118 1505 2795 3010 3913 5590 7826 9719 19438 19565 39130 48595 68033 97190 126347 136066 252694 340165 417917 631735 680330 835834 884429 1263470 1768858 2089585 2925419 4179170 4422145 5432921 5850838 8844290 10865842 14627095 27164605 29254190 38030447 54329210 76060894 190152235 380304470