Search a number
-
+
384000008 = 2376857143
BaseRepresentation
bin10110111000110…
…110000000001000
3222202120012222112
4112320312000020
51241301000013
6102034241452
712341642360
oct2670660010
9882505875
10384000008
11187837987
12a8726288
136172ba52
1438ddb9a0
1523aa2ba8
hex16e36008

384000008 has 16 divisors (see below), whose sum is σ = 822857280. Its totient is φ = 164571408.

The previous prime is 383999983. The next prime is 384000031. The reversal of 384000008 is 800000483.

It is a super-2 number, since 2×3840000082 = 294912012288000128, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3428516 + ... + 3428627.

It is an arithmetic number, because the mean of its divisors is an integer number (51428580).

Almost surely, 2384000008 is an apocalyptic number.

It is an amenable number.

384000008 is an abundant number, since it is smaller than the sum of its proper divisors (438857272).

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

384000008 is a wasteful number, since it uses less digits than its factorization.

384000008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6857156 (or 6857152 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 384000008 is about 19595.9181463896. The cubic root of 384000008 is about 726.8482421804.

The spelling of 384000008 in words is "three hundred eighty-four million, eight", and thus it is an aban number.

Divisors: 1 2 4 7 8 14 28 56 6857143 13714286 27428572 48000001 54857144 96000002 192000004 384000008