Search a number
-
+
1030311132 = 2234310718661
BaseRepresentation
bin111101011010010…
…100110011011100
32122210201020011120
4331122110303130
54102224424012
6250123050540
734350333354
oct7532246334
92583636146
101030311132
11489647004
12249070a50
131355c0976
149ab9bb64
15606bc58c
hex3d694cdc

1030311132 has 48 divisors (see below), whose sum is σ = 2483091072. Its totient is φ = 332297280.

The previous prime is 1030311131. The next prime is 1030311199. The reversal of 1030311132 is 2311130301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030311131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45882 + ... + 64542.

It is an arithmetic number, because the mean of its divisors is an integer number (51731064).

Almost surely, 21030311132 is an apocalyptic number.

1030311132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1030311132 is an abundant number, since it is smaller than the sum of its proper divisors (1452779940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1030311132 is a wasteful number, since it uses less digits than its factorization.

1030311132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18818 (or 18816 counting only the distinct ones).

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

The square root of 1030311132 is about 32098.4599630574. The cubic root of 1030311132 is about 1010.0033107757.

Adding to 1030311132 its reverse (2311130301), we get a palindrome (3341441433).

The spelling of 1030311132 in words is "one billion, thirty million, three hundred eleven thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 43 86 107 129 172 214 258 321 428 516 642 1284 4601 9202 13803 18404 18661 27606 37322 55212 55983 74644 111966 223932 802423 1604846 1996727 2407269 3209692 3993454 4814538 5990181 7986908 9629076 11980362 23960724 85859261 171718522 257577783 343437044 515155566 1030311132