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1030132605 = 35471461181
BaseRepresentation
bin111101011001101…
…001001101111101
32122210101011021110
4331121221031331
54102203220410
6250115152233
734345661025
oct7531511575
92583334243
101030132605
11489534967
12248ba5679
1313555a628
149ab52a85
1560684720
hex3d66937d

1030132605 has 16 divisors (see below), whose sum is σ = 1683281664. Its totient is φ = 537714240.

The previous prime is 1030132603. The next prime is 1030132619. The reversal of 1030132605 is 5062310301.

It is not a de Polignac number, because 1030132605 - 21 = 1030132603 is a prime.

It is a super-2 number, since 2×10301326052 = 2122346367768172050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030132601) 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 15 ways as a sum of consecutive naturals, for example, 729886 + ... + 731295.

It is an arithmetic number, because the mean of its divisors is an integer number (105205104).

Almost surely, 21030132605 is an apocalyptic number.

1030132605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1030132605 is a deficient number, since it is larger than the sum of its proper divisors (653149059).

1030132605 is a wasteful number, since it uses less digits than its factorization.

1030132605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461236.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 1030132605 is about 32095.6789147698. The cubic root of 1030132605 is about 1009.9449713508.

Adding to 1030132605 its reverse (5062310301), we get a palindrome (6092442906).

The spelling of 1030132605 in words is "one billion, thirty million, one hundred thirty-two thousand, six hundred five".

Divisors: 1 3 5 15 47 141 235 705 1461181 4383543 7305905 21917715 68675507 206026521 343377535 1030132605