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1313121110130 = 234511887136379
BaseRepresentation
bin10011000110111100000…
…111100000100001110010
311122112101200000220120000
4103012330013200201302
5133003233001011010
62443123422330430
7163604236162644
oct23067407404162
94575350026500
101313121110130
114669896a7465
121925a9729a16
1396a995c142b
14477ac03c894
1524255ceb7c0
hex131bc1e0872

1313121110130 has 80 divisors (see below), whose sum is σ = 3531159688320. Its totient is φ = 350133604128.

The previous prime is 1313121110039. The next prime is 1313121110173. The reversal of 1313121110130 is 310111213131.

1313121110130 is a `hidden beast` number, since 1 + 313 + 1 + 211 + 10 + 130 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9560281 + ... + 9696659.

It is an arithmetic number, because the mean of its divisors is an integer number (44139496104).

Almost surely, 21313121110130 is an apocalyptic number.

1313121110130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313121110130 is an abundant number, since it is smaller than the sum of its proper divisors (2218038578190).

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

1313121110130 is a wasteful number, since it uses less digits than its factorization.

1313121110130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148285 (or 148276 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 1313121110130 its reverse (310111213131), we get a palindrome (1623232323261).

The spelling of 1313121110130 in words is "one trillion, three hundred thirteen billion, one hundred twenty-one million, one hundred ten thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 270 405 810 11887 23774 35661 59435 71322 106983 118870 136379 178305 213966 272758 320949 356610 409137 534915 641898 681895 818274 962847 1069830 1227411 1363790 1604745 1925694 2045685 2454822 3209490 3682233 4091370 4814235 6137055 7364466 9628470 11046699 12274110 18411165 22093398 36822330 55233495 110466990 1621137173 3242274346 4863411519 8105685865 9726823038 14590234557 16211371730 24317057595 29180469114 43770703671 48634115190 72951172785 87541407342 131312111013 145902345570 218853518355 262624222026 437707036710 656560555065 1313121110130