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380506488 = 23315854437
BaseRepresentation
bin10110101011100…
…001000101111000
3222111222201202220
4112223201011320
51234402201423
6101431324040
712300152235
oct2653410570
9874881686
10380506488
1118587117a
12a7520620
1360aa788b
143876c78c
15236129e3
hex16ae1178

380506488 has 16 divisors (see below), whose sum is σ = 951266280. Its totient is φ = 126835488.

The previous prime is 380506447. The next prime is 380506499. The reversal of 380506488 is 884605083.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7927195 + ... + 7927242.

Almost surely, 2380506488 is an apocalyptic number.

It is an amenable number.

380506488 is an abundant number, since it is smaller than the sum of its proper divisors (570759792).

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

380506488 is a wasteful number, since it uses less digits than its factorization.

380506488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15854446 (or 15854442 counting only the distinct ones).

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

The square root of 380506488 is about 19506.5755067362. The cubic root of 380506488 is about 724.6373060218.

The spelling of 380506488 in words is "three hundred eighty million, five hundred six thousand, four hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 24 15854437 31708874 47563311 63417748 95126622 126835496 190253244 380506488