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1317130822266 = 23779396965287
BaseRepresentation
bin10011001010101011000…
…111010110001001111010
311122220202010000101112220
4103022223013112021322
5133034440442303031
62445025340344510
7164105505156540
oct23125307261172
94586663011486
101317130822266
11468657014546
12193328545136
139728823366c
1447a6c79dd90
15243dcd3e596
hex132ab1d627a

1317130822266 has 32 divisors (see below), whose sum is σ = 3048693411840. Its totient is φ = 371559507696.

The previous prime is 1317130822223. The next prime is 1317130822279. The reversal of 1317130822266 is 6622280317131.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198479326 + ... + 198485961.

It is an arithmetic number, because the mean of its divisors is an integer number (95271669120).

Almost surely, 21317130822266 is an apocalyptic number.

1317130822266 is an abundant number, since it is smaller than the sum of its proper divisors (1731562589574).

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

1317130822266 is a wasteful number, since it uses less digits than its factorization.

1317130822266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396965378.

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 1317130822266 in words is "one trillion, three hundred seventeen billion, one hundred thirty million, eight hundred twenty-two thousand, two hundred sixty-six".

Divisors: 1 2 3 6 7 14 21 42 79 158 237 474 553 1106 1659 3318 396965287 793930574 1190895861 2381791722 2778757009 5557514018 8336271027 16672542054 31360257673 62720515346 94080773019 188161546038 219521803711 439043607422 658565411133 1317130822266