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380730888 = 23333747639
BaseRepresentation
bin10110101100010…
…111111000001000
3222112102010121000
4112230113320020
51234431342023
6101440215000
712302105406
oct2654277010
9875363530
10380730888
11185a0482a
12a760a460
1360b55a65
14387ca476
1523659243
hex16b17e08

380730888 has 64 divisors (see below), whose sum is σ = 1086192000. Its totient is φ = 123477696.

The previous prime is 380730859. The next prime is 380730923. The reversal of 380730888 is 888037083.

380730888 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15828 + ... + 31811.

It is an arithmetic number, because the mean of its divisors is an integer number (16971750).

Almost surely, 2380730888 is an apocalyptic number.

It is an amenable number.

380730888 is an abundant number, since it is smaller than the sum of its proper divisors (705461112).

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

380730888 is a wasteful number, since it uses less digits than its factorization.

380730888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47691 (or 47681 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 380730888 is about 19512.3265655329. The cubic root of 380730888 is about 724.7797272958.

The spelling of 380730888 in words is "three hundred eighty million, seven hundred thirty thousand, eight hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 37 54 72 74 108 111 148 216 222 296 333 444 666 888 999 1332 1998 2664 3996 7992 47639 95278 142917 190556 285834 381112 428751 571668 857502 1143336 1286253 1715004 1762643 2572506 3430008 3525286 5145012 5287929 7050572 10290024 10575858 14101144 15863787 21151716 31727574 42303432 47591361 63455148 95182722 126910296 190365444 380730888