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3142301243 = 17318163591
BaseRepresentation
bin1011101101001011…
…1011011000111011
322002222210102221112
42323102323120323
522413412114433
61235450230535
7140604056054
oct27322733073
98088712845
103142301243
111372824484
1273842544b
133b1019163
1421b48972b
15135d02348
hexbb4bb63b

3142301243 has 4 divisors (see below), whose sum is σ = 3160465008. Its totient is φ = 3124137480.

The previous prime is 3142301219. The next prime is 3142301311. The reversal of 3142301243 is 3421032413.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3142301243 - 26 = 3142301179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3142301203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9081623 + ... + 9081968.

It is an arithmetic number, because the mean of its divisors is an integer number (790116252).

Almost surely, 23142301243 is an apocalyptic number.

3142301243 is a deficient number, since it is larger than the sum of its proper divisors (18163765).

3142301243 is a wasteful number, since it uses less digits than its factorization.

3142301243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18163764.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 3142301243 is about 56056.2328648653. The cubic root of 3142301243 is about 1464.7019926792.

Adding to 3142301243 its reverse (3421032413), we get a palindrome (6563333656).

The spelling of 3142301243 in words is "three billion, one hundred forty-two million, three hundred one thousand, two hundred forty-three".

Divisors: 1 173 18163591 3142301243