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13106131400 = 2352237140129
BaseRepresentation
bin11000011010010111…
…11011000111001000
31020211101111110101002
430031023323013020
5203320132201100
610004301514132
7642532164425
oct141513730710
936741443332
1013106131400
11561608455a
122659272948
13130b38124b
148c48b4d4c
1551a9182d5
hex30d2fb1c8

13106131400 has 96 divisors (see below), whose sum is σ = 32245257600. Its totient is φ = 4943769600.

The previous prime is 13106131343. The next prime is 13106131417. The reversal of 13106131400 is 413160131.

13106131400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306536 + ... + 346664.

It is an arithmetic number, because the mean of its divisors is an integer number (335888100).

Almost surely, 213106131400 is an apocalyptic number.

13106131400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13106131400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16122628800).

13106131400 is an abundant number, since it is smaller than the sum of its proper divisors (19139126200).

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

13106131400 is a wasteful number, since it uses less digits than its factorization.

13106131400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40239 (or 40230 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 13106131400 its reverse (413160131), we get a palindrome (13519291531).

The spelling of 13106131400 in words is "thirteen billion, one hundred six million, one hundred thirty-one thousand, four hundred".

Divisors: 1 2 4 5 8 10 20 23 25 40 46 50 71 92 100 115 142 184 200 230 284 355 460 568 575 710 920 1150 1420 1633 1775 2300 2840 3266 3550 4600 6532 7100 8165 13064 14200 16330 32660 40129 40825 65320 80258 81650 160516 163300 200645 321032 326600 401290 802580 922967 1003225 1605160 1845934 2006450 2849159 3691868 4012900 4614835 5698318 7383736 8025800 9229670 11396636 14245795 18459340 22793272 23074175 28491590 36918680 46148350 56983180 65530657 71228975 92296700 113966360 131061314 142457950 184593400 262122628 284915900 327653285 524245256 569831800 655306570 1310613140 1638266425 2621226280 3276532850 6553065700 13106131400