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3012111120 = 243512550463
BaseRepresentation
bin1011001110001001…
…0010101100010000
321202220211002200010
42303202102230100
522132100023440
61214515554520
7134433344034
oct26342225420
97686732603
103012111120
111306292737
127008bba40
13390064c95
1420807a1c4
15129687580
hexb3892b10

3012111120 has 40 divisors (see below), whose sum is σ = 9337545216. Its totient is φ = 803229568.

The previous prime is 3012111101. The next prime is 3012111149. The reversal of 3012111120 is 211112103.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 3012111096 and 3012111105.

It is an unprimeable number.

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, 6274992 + ... + 6275471.

Almost surely, 23012111120 is an apocalyptic number.

3012111120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3012111120 is an abundant number, since it is smaller than the sum of its proper divisors (6325434096).

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

3012111120 is a wasteful number, since it uses less digits than its factorization.

3012111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12550479 (or 12550473 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 3012111120 is about 54882.7032861903. The cubic root of 3012111120 is about 1444.1877708466.

Adding to 3012111120 its reverse (211112103), we get a palindrome (3223223223).

The spelling of 3012111120 in words is "three billion, twelve million, one hundred eleven thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 12550463 25100926 37651389 50201852 62752315 75302778 100403704 125504630 150605556 188256945 200807408 251009260 301211112 376513890 502018520 602422224 753027780 1004037040 1506055560 3012111120