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103131030230 = 2517606653119
BaseRepresentation
bin110000000001100010…
…1101010001011010110
3100212012101020011021022
41200003011222023112
53142203020431410
6115213331521142
710310453202344
oct1400305521326
9325171204238
10103131030230
113a812861498
1217ba24591b2
1399573b0657
144dc4c14994
152a39062455
hex180316a2d6

103131030230 has 16 divisors (see below), whose sum is σ = 196555610880. Its totient is φ = 38825799552.

The previous prime is 103131030199. The next prime is 103131030257. The reversal of 103131030230 is 32030131301.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a junction number, because it is equal to n+sod(n) for n = 103131030199 and 103131030208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303326390 + ... + 303326729.

It is an arithmetic number, because the mean of its divisors is an integer number (12284725680).

Almost surely, 2103131030230 is an apocalyptic number.

103131030230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103131030230 is a deficient number, since it is larger than the sum of its proper divisors (93424580650).

103131030230 is a wasteful number, since it uses less digits than its factorization.

103131030230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606653143.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 103131030230 its reverse (32030131301), we get a palindrome (135161161531).

The spelling of 103131030230 in words is "one hundred three billion, one hundred thirty-one million, thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 17 34 85 170 606653119 1213306238 3033265595 6066531190 10313103023 20626206046 51565515115 103131030230