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3000159990 = 232550876553
BaseRepresentation
bin1011001011010010…
…1100111011110110
321202002022220210200
42302310230323312
522121020104430
61213411501330
7134226640062
oct26264547366
97662286720
103000159990
1112aa56a673
126b88b7846
1338a73c2c9
14206648aa2
151285c6460
hexb2d2cef6

3000159990 has 48 divisors (see below), whose sum is σ = 7803139968. Its totient is φ = 799763328.

The previous prime is 3000159947. The next prime is 3000159991. The reversal of 3000159990 is 999510003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3000159991) 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, 454554 + ... + 461106.

It is an arithmetic number, because the mean of its divisors is an integer number (162565416).

Almost surely, 23000159990 is an apocalyptic number.

3000159990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3000159990 is an abundant number, since it is smaller than the sum of its proper divisors (4802979978).

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

3000159990 is a wasteful number, since it uses less digits than its factorization.

3000159990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11653 (or 11650 counting only the distinct ones).

The product of its (nonzero) digits is 10935, while the sum is 36.

The square root of 3000159990 is about 54773.7162332446. The cubic root of 3000159990 is about 1442.2752082415.

Adding to 3000159990 its reverse (999510003), we get a palindrome (3999669993).

The spelling of 3000159990 in words is "three billion, one hundred fifty-nine thousand, nine hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 5087 6553 10174 13106 15261 19659 25435 30522 32765 39318 45783 50870 58977 65530 76305 91566 98295 117954 152610 196590 228915 294885 457830 589770 33335111 66670222 100005333 166675555 200010666 300015999 333351110 500026665 600031998 1000053330 1500079995 3000159990