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2938992084 = 2232723334999
BaseRepresentation
bin1010111100101101…
…0111010111010100
321120211020021012200
42233023113113110
522004340221314
61203344444500
7132555010020
oct25713272724
97524207180
102938992084
111278a91286
126a0319730
1337ab73892
141dc485380
15123042709
hexaf2d75d4

2938992084 has 72 divisors (see below), whose sum is σ = 8495760000. Its totient is φ = 839184192.

The previous prime is 2938992083. The next prime is 2938992097. The reversal of 2938992084 is 4802998392.

It is a happy number.

It is a super-4 number, since 4×29389920844 (a number of 39 digits) contains 4444 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2938992084.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2938992083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 585417 + ... + 590415.

Almost surely, 22938992084 is an apocalyptic number.

It is an amenable number.

2938992084 is an abundant number, since it is smaller than the sum of its proper divisors (5556767916).

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

2938992084 is a wasteful number, since it uses less digits than its factorization.

2938992084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7349 (or 7344 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The square root of 2938992084 is about 54212.4716647378. The cubic root of 2938992084 is about 1432.4060240060.

The spelling of 2938992084 in words is "two billion, nine hundred thirty-eight million, nine hundred ninety-two thousand, eighty-four".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 2333 4666 4999 6999 9332 9998 13998 14997 16331 19996 20997 27996 29994 32662 34993 41994 44991 48993 59988 65324 69986 83988 89982 97986 104979 139972 146979 179964 195972 209958 293958 314937 419916 587916 629874 1259748 11662667 23325334 34988001 46650668 69976002 81638669 104964003 139952004 163277338 209928006 244916007 326554676 419856012 489832014 734748021 979664028 1469496042 2938992084