Search a number
-
+
380348352 = 2633534153
BaseRepresentation
bin10110101010111…
…010011111000000
3222111200200212000
4112222322133000
51234332121402
6101424104000
712265623216
oct2652723700
9874620760
10380348352
1118577338a
12a7465000
1360a508c7
143872acb6
15235d0c1c
hex16aba7c0

380348352 has 112 divisors (see below), whose sum is σ = 1139525280. Its totient is φ = 124360704.

The previous prime is 380348351. The next prime is 380348377. The reversal of 380348352 is 253843083.

It is a super-3 number, since 3×3803483523 (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380348351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89508 + ... + 93660.

Almost surely, 2380348352 is an apocalyptic number.

380348352 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 380348352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (569762640).

380348352 is an abundant number, since it is smaller than the sum of its proper divisors (759176928).

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

380348352 is a wasteful number, since it uses less digits than its factorization.

380348352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4227 (or 4211 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 380348352 is about 19502.5216831055. The cubic root of 380348352 is about 724.5369072754.

The spelling of 380348352 in words is "three hundred eighty million, three hundred forty-eight thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 53 54 64 72 96 106 108 144 159 192 212 216 288 318 424 432 477 576 636 848 864 954 1272 1431 1696 1728 1908 2544 2862 3392 3816 4153 5088 5724 7632 8306 10176 11448 12459 15264 16612 22896 24918 30528 33224 37377 45792 49836 66448 74754 91584 99672 112131 132896 149508 199344 220109 224262 265792 299016 398688 440218 448524 598032 660327 797376 880436 897048 1196064 1320654 1760872 1794096 1980981 2392128 2641308 3521744 3588192 3961962 5282616 5942943 7043488 7176384 7923924 10565232 11885886 14086976 15847848 21130464 23771772 31695696 42260928 47543544 63391392 95087088 126782784 190174176 380348352