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1030112331 = 31741492641
BaseRepresentation
bin111101011001100…
…100010001001011
32122210100010110120
4331121210101023
54102202043311
6250114514323
734345544643
oct7531442113
92583303416
101030112331
11489520706
12248b959a3
13135551331
149ab49523
156067d706
hex3d66444b

1030112331 has 16 divisors (see below), whose sum is σ = 1489749408. Its totient is φ = 630579200.

The previous prime is 1030112327. The next prime is 1030112333. The reversal of 1030112331 is 1332110301.

1030112331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1030112331 - 22 = 1030112327 is a prime.

It is a super-2 number, since 2×10301123312 = 2122262828956507122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1030112331.

It is not an unprimeable number, because it can be changed into a prime (1030112333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244230 + ... + 248411.

It is an arithmetic number, because the mean of its divisors is an integer number (93109338).

Almost surely, 21030112331 is an apocalyptic number.

1030112331 is a deficient number, since it is larger than the sum of its proper divisors (459637077).

1030112331 is a wasteful number, since it uses less digits than its factorization.

1030112331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492702.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1030112331 is about 32095.3630763075. The cubic root of 1030112331 is about 1009.9383457447.

Adding to 1030112331 its reverse (1332110301), we get a palindrome (2362222632).

The spelling of 1030112331 in words is "one billion, thirty million, one hundred twelve thousand, three hundred thirty-one".

Divisors: 1 3 17 41 51 123 697 2091 492641 1477923 8374897 20198281 25124691 60594843 343370777 1030112331