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2008121384 = 233074012039
BaseRepresentation
bin111011110110001…
…1000000000101000
312011221122010200002
41313230120000220
513103034341014
6531133002132
7100522515203
oct16754300050
95157563602
102008121384
11940594355
12480623348
1326005bb09
141509b093a
15bb468dde
hex77b18028

2008121384 has 32 divisors (see below), whose sum is σ = 3788769600. Its totient is φ = 997804800.

The previous prime is 2008121383. The next prime is 2008121407. The reversal of 2008121384 is 4831218002.

It is not an unprimeable number, because it can be changed into a prime (2008121383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 983837 + ... + 985875.

It is an arithmetic number, because the mean of its divisors is an integer number (118399050).

Almost surely, 22008121384 is an apocalyptic number.

It is an amenable number.

2008121384 is a deficient number, since it is larger than the sum of its proper divisors (1780648216).

2008121384 is a wasteful number, since it uses less digits than its factorization.

2008121384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2753 (or 2749 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 2008121384 is about 44812.0673926120. The cubic root of 2008121384 is about 1261.6241305182.

Adding to 2008121384 its reverse (4831218002), we get a palindrome (6839339386).

The spelling of 2008121384 in words is "two billion, eight million, one hundred twenty-one thousand, three hundred eighty-four".

Divisors: 1 2 4 8 307 401 614 802 1228 1604 2039 2456 3208 4078 8156 16312 123107 246214 492428 625973 817639 984856 1251946 1635278 2503892 3270556 5007784 6541112 251015173 502030346 1004060692 2008121384