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131322412300 = 22522357096701
BaseRepresentation
bin111101001001101101…
…1001111110100001100
3110112222002021202021011
41322103123033310030
54122422014143200
6140154555015004
712326202041542
oct1722333176414
9415862252234
10131322412300
115076a095062
122154b73a464
13c4cab58c11
1464dad81d92
153638ece5ba
hex1e936cfd0c

131322412300 has 36 divisors (see below), whose sum is σ = 297359624016. Its totient is φ = 50245096000.

The previous prime is 131322412283. The next prime is 131322412409. The reversal of 131322412300 is 3214223131.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28546051 + ... + 28550650.

It is an arithmetic number, because the mean of its divisors is an integer number (8259989556).

Almost surely, 2131322412300 is an apocalyptic number.

131322412300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131322412300 is an abundant number, since it is smaller than the sum of its proper divisors (166037211716).

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

131322412300 is a wasteful number, since it uses less digits than its factorization.

131322412300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57096738 (or 57096731 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 131322412300 its reverse (3214223131), we get a palindrome (134536635431).

The spelling of 131322412300 in words is "one hundred thirty-one billion, three hundred twenty-two million, four hundred twelve thousand, three hundred".

Divisors: 1 2 4 5 10 20 23 25 46 50 92 100 115 230 460 575 1150 2300 57096701 114193402 228386804 285483505 570967010 1141934020 1313224123 1427417525 2626448246 2854835050 5252896492 5709670100 6566120615 13132241230 26264482460 32830603075 65661206150 131322412300