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1030133111 = 7147161873
BaseRepresentation
bin111101011001101…
…001010101110111
32122210101011222012
4331121221111313
54102203224421
6250115154435
734345662350
oct7531512567
92583334865
101030133111
11489535287
12248ba5a1b
1313555a927
149ab52d27
156068495b
hex3d669577

1030133111 has 4 divisors (see below), whose sum is σ = 1177294992. Its totient is φ = 882971232.

The previous prime is 1030133063. The next prime is 1030133129. The reversal of 1030133111 is 1113310301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1113310301 = 1958595279.

It is a cyclic number.

It is not a de Polignac number, because 1030133111 - 222 = 1025938807 is a prime.

It is a super-3 number, since 3×10301331113 (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030133141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73580930 + ... + 73580943.

It is an arithmetic number, because the mean of its divisors is an integer number (294323748).

Almost surely, 21030133111 is an apocalyptic number.

1030133111 is a deficient number, since it is larger than the sum of its proper divisors (147161881).

1030133111 is an equidigital number, since it uses as much as digits as its factorization.

1030133111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147161880.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 1030133111 is about 32095.6867974499. The cubic root of 1030133111 is about 1009.9451367121.

Adding to 1030133111 its reverse (1113310301), we get a palindrome (2143443412).

The spelling of 1030133111 in words is "one billion, thirty million, one hundred thirty-three thousand, one hundred eleven".

Divisors: 1 7 147161873 1030133111