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3143002123 = 7939784837
BaseRepresentation
bin1011101101010110…
…0110100000001011
322010001010001101001
42323111212200023
522414102031443
61235513235431
7140613035332
oct27325464013
98101101331
103143002123
111373163018
12738702b77
133b1203191
1421b5ccd19
15135dded4d
hexbb56680b

3143002123 has 4 divisors (see below), whose sum is σ = 3182787040. Its totient is φ = 3103217208.

The previous prime is 3143002117. The next prime is 3143002127. The reversal of 3143002123 is 3212003413.

3143002123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3143002123 - 221 = 3140904971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3143002123.

It is not an unprimeable number, because it can be changed into a prime (3143002127) 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, 19892340 + ... + 19892497.

It is an arithmetic number, because the mean of its divisors is an integer number (795696760).

Almost surely, 23143002123 is an apocalyptic number.

3143002123 is a deficient number, since it is larger than the sum of its proper divisors (39784917).

3143002123 is an equidigital number, since it uses as much as digits as its factorization.

3143002123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39784916.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3143002123 is about 56062.4840958729. The cubic root of 3143002123 is about 1464.8108835777.

Adding to 3143002123 its reverse (3212003413), we get a palindrome (6355005536).

The spelling of 3143002123 in words is "three billion, one hundred forty-three million, two thousand, one hundred twenty-three".

Divisors: 1 79 39784837 3143002123