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3142012133 = 132291055429
BaseRepresentation
bin1011101101000111…
…0100110011100101
322002222020202100202
42323101310303211
522413323342013
61235440120245
7140601443141
oct27321646345
98088222322
103142012133
111372647247
12738306085
133b0c476a0
1421b412221
15135c96858
hexbb474ce5

3142012133 has 8 divisors (see below), whose sum is σ = 3398484600. Its totient is φ = 2887651008.

The previous prime is 3142012109. The next prime is 3142012141. The reversal of 3142012133 is 3312102413.

It can be written as a sum of positive squares in 4 ways, for example, as 198190084 + 2943822049 = 14078^2 + 54257^2 .

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 3142012133 - 220 = 3140963557 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3142012033) 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, 524738 + ... + 530691.

It is an arithmetic number, because the mean of its divisors is an integer number (424810575).

Almost surely, 23142012133 is an apocalyptic number.

It is an amenable number.

3142012133 is a deficient number, since it is larger than the sum of its proper divisors (256472467).

3142012133 is a wasteful number, since it uses less digits than its factorization.

3142012133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055671.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3142012133 is about 56053.6540557349. The cubic root of 3142012133 is about 1464.6570709326.

Adding to 3142012133 its reverse (3312102413), we get a palindrome (6454114546).

The spelling of 3142012133 in words is "three billion, one hundred forty-two million, twelve thousand, one hundred thirty-three".

Divisors: 1 13 229 2977 1055429 13720577 241693241 3142012133