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103031130310 = 2520894932079
BaseRepresentation
bin101111111110100100…
…0100100100011000110
3100211221102020201100021
41133331020210203012
53142001432132220
6115155402405354
710305131105053
oct1377510444306
9324842221307
10103031130310
113a771429179
1217b74b0085a
13993c7a3584
144db584c02a
152a303cc4aa
hex17fd2248c6

103031130310 has 16 divisors (see below), whose sum is σ = 185544849600. Its totient is φ = 41192715456.

The previous prime is 103031130269. The next prime is 103031130337. The reversal of 103031130310 is 13031130301.

It is a super-2 number, since 2×1030311303102 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2445150 + ... + 2486929.

It is an arithmetic number, because the mean of its divisors is an integer number (11596553100).

Almost surely, 2103031130310 is an apocalyptic number.

103031130310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103031130310 is a deficient number, since it is larger than the sum of its proper divisors (82513719290).

103031130310 is a wasteful number, since it uses less digits than its factorization.

103031130310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4934175.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 103031130310 its reverse (13031130301), we get a palindrome (116062260611).

Subtracting from 103031130310 its reverse (13031130301), we obtain a palindrome (90000000009).

The spelling of 103031130310 in words is "one hundred three billion, thirty-one million, one hundred thirty thousand, three hundred ten".

Divisors: 1 2 5 10 2089 4178 10445 20890 4932079 9864158 24660395 49320790 10303113031 20606226062 51515565155 103031130310