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13122134310460 = 2257532838762299
BaseRepresentation
bin1011111011110011110000…
…1001110111111000111100
31201110110112002202100022111
42332330330021313320330
53204443112340413320
643524120354423404
72523020502201310
oct276747411677074
951413462670274
1013122134310460
1141aa07a7a795a
12157b1a8291b64
137425480b4586
143351869c9b40
1517b50bbd0a5a
hexbef3c277e3c

13122134310460 has 96 divisors (see below), whose sum is σ = 32088977625600. Its totient is φ = 4413904005888.

The previous prime is 13122134310433. The next prime is 13122134310511. The reversal of 13122134310460 is 6401343122131.

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, 210600391 + ... + 210662689.

It is an arithmetic number, because the mean of its divisors is an integer number (334260183600).

Almost surely, 213122134310460 is an apocalyptic number.

13122134310460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13122134310460 is an abundant number, since it is smaller than the sum of its proper divisors (18966843315140).

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

13122134310460 is a wasteful number, since it uses less digits than its factorization.

13122134310460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90755 (or 90753 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 13122134310460 its reverse (6401343122131), we get a palindrome (19523477432591).

The spelling of 13122134310460 in words is "thirteen trillion, one hundred twenty-two billion, one hundred thirty-four million, three hundred ten thousand, four hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 53 70 106 140 212 265 371 530 742 1060 1484 1855 3710 7420 28387 56774 62299 113548 124598 141935 198709 249196 283870 311495 397418 436093 567740 622990 794836 872186 993545 1245980 1504511 1744372 1987090 2180465 3009022 3301847 3974180 4360930 6018044 6603694 7522555 8721860 10531577 13207388 15045110 16509235 21063154 23112929 30090220 33018470 42126308 46225858 52657885 66036940 92451716 105315770 115564645 210631540 231129290 462258580 1768481713 3536963426 7073926852 8842408565 12379371991 17684817130 24758743982 35369634260 49517487964 61896859955 93729530789 123793719910 187459061578 247587439820 374918123156 468647653945 656106715523 937295307890 1312213431046 1874590615780 2624426862092 3280533577615 6561067155230 13122134310460