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3012001131 = 31319761183
BaseRepresentation
bin1011001110000111…
…0111110101101011
321202220121111210110
42303201313311223
522132033014011
61214513345403
7134432405256
oct26341676553
97686544713
103012001131
111306218037
12700868263
13390026bb9
1420804c09d
15129664ba6
hexb3877d6b

3012001131 has 8 divisors (see below), whose sum is σ = 4019051520. Its totient is φ = 2006475752.

The previous prime is 3012001127. The next prime is 3012001151. The reversal of 3012001131 is 1311002103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3012001131 - 22 = 3012001127 is a prime.

It is a super-2 number, since 2×30120011312 = 18144301626290558322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3012001151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376635 + ... + 384548.

It is an arithmetic number, because the mean of its divisors is an integer number (502381440).

Almost surely, 23012001131 is an apocalyptic number.

3012001131 is a deficient number, since it is larger than the sum of its proper divisors (1007050389).

3012001131 is a wasteful number, since it uses less digits than its factorization.

3012001131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762505.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 3012001131 is about 54881.7012400308. The cubic root of 3012001131 is about 1444.1701921788.

Adding to 3012001131 its reverse (1311002103), we get a palindrome (4323003234).

The spelling of 3012001131 in words is "three billion, twelve million, one thousand, one hundred thirty-one".

Divisors: 1 3 1319 3957 761183 2283549 1004000377 3012001131