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131100023130230 = 25711235172420149
BaseRepresentation
bin11101110011110000011010…
…010011110000100001110110
3122012012001002000121012012202
4131303300122103300201312
5114140420321410131410
61142454304051144502
736420443534063210
oct3563603223604166
9565161060535182
10131100023130230
1138855231317310
12128540905a5132
13581c8aa09b58b
1424533bc7675b0
15102532c0b7ca5
hex773c1a4f0876

131100023130230 has 64 divisors (see below), whose sum is σ = 294334029158400. Its totient is φ = 40844963472000.

The previous prime is 131100023130229. The next prime is 131100023130247. The reversal of 131100023130230 is 32031320001131.

It is a super-3 number, since 3×1311000231302303 (a number of 43 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34399805 + ... + 38020344.

It is an arithmetic number, because the mean of its divisors is an integer number (4598969205600).

Almost surely, 2131100023130230 is an apocalyptic number.

131100023130230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131100023130230 is an abundant number, since it is smaller than the sum of its proper divisors (163234006028170).

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

131100023130230 is a wasteful number, since it uses less digits than its factorization.

131100023130230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72422525.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 131100023130230 its reverse (32031320001131), we get a palindrome (163131343131361).

The spelling of 131100023130230 in words is "one hundred thirty-one trillion, one hundred billion, twenty-three million, one hundred thirty thousand, two hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 2351 4702 11755 16457 23510 25861 32914 51722 82285 129305 164570 181027 258610 362054 905135 1810270 72420149 144840298 362100745 506941043 724201490 796621639 1013882086 1593243278 2534705215 3983108195 5069410430 5576351473 7966216390 11152702946 27881757365 55763514730 170259770299 340519540598 851298851495 1191818392093 1702597702990 1872857473289 2383636784186 3745714946578 5959091960465 9364287366445 11918183920930 13110002313023 18728574732890 26220004626046 65550011565115 131100023130230