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1030413143 = 9531081231
BaseRepresentation
bin111101011010101…
…101101101010111
32122210220102002202
4331122231231113
54102241210033
6250125155115
734351236644
oct7532555527
92583812082
101030413143
11489706711
122490bba9b
13135628226
149abc6dcb
15606dc8e8
hex3d6adb57

1030413143 has 4 divisors (see below), whose sum is σ = 1031495328. Its totient is φ = 1029330960.

The previous prime is 1030413113. The next prime is 1030413151. The reversal of 1030413143 is 3413140301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3413140301 = 5404963149.

It is a cyclic number.

It is not a de Polignac number, because 1030413143 - 212 = 1030409047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030413113) 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, 539663 + ... + 541568.

It is an arithmetic number, because the mean of its divisors is an integer number (257873832).

Almost surely, 21030413143 is an apocalyptic number.

1030413143 is a deficient number, since it is larger than the sum of its proper divisors (1082185).

1030413143 is an equidigital number, since it uses as much as digits as its factorization.

1030413143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082184.

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

The square root of 1030413143 is about 32100.0489563490. The cubic root of 1030413143 is about 1010.0366431172.

Adding to 1030413143 its reverse (3413140301), we get a palindrome (4443553444).

The spelling of 1030413143 in words is "one billion, thirty million, four hundred thirteen thousand, one hundred forty-three".

Divisors: 1 953 1081231 1030413143