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131213050140210 = 2351716313671154651
BaseRepresentation
bin11101110101011001101011…
…001111100101011000110010
3122012120211211001212012122120
4131311121223033211120302
5114144243311313441320
61143022235412215110
736431554462602513
oct3565315317453062
9565524731765576
10131213050140210
11388991620a5865
1212871b7500a496
13582a450748a3c
142458a61984a0a
151028244cdc440
hex77566b3e5632

131213050140210 has 128 divisors (see below), whose sum is σ = 335726837213184. Its totient is φ = 32705895398400.

The previous prime is 131213050140131. The next prime is 131213050140269. The reversal of 131213050140210 is 12041050312131.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 113061385 + ... + 114216035.

It is an arithmetic number, because the mean of its divisors is an integer number (2622865915728).

Almost surely, 2131213050140210 is an apocalyptic number.

131213050140210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 131213050140210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167863418606592).

131213050140210 is an abundant number, since it is smaller than the sum of its proper divisors (204513787072974).

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

131213050140210 is a wasteful number, since it uses less digits than its factorization.

131213050140210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156208.

The product of its (nonzero) digits is 720, while the sum is 24.

The spelling of 131213050140210 in words is "one hundred thirty-one trillion, two hundred thirteen billion, fifty million, one hundred forty thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 102 163 170 255 326 489 510 815 978 1367 1630 2445 2734 2771 4101 4890 5542 6835 8202 8313 13670 13855 16626 20505 23239 27710 41010 41565 46478 69717 83130 116195 139434 222821 232390 348585 445642 668463 697170 1114105 1154651 1336926 2228210 2309302 3342315 3463953 3787957 5773255 6684630 6927906 7575914 11363871 11546510 17319765 18939785 19629067 22727742 34639530 37879570 39258134 56819355 58887201 98145335 113638710 117774402 188208113 196290670 294436005 376416226 564624339 588872010 941040565 1129248678 1578407917 1882081130 2823121695 3156815834 3199537921 4735223751 5646243390 6399075842 7892039585 9470447502 9598613763 15784079170 15997689605 19197227526 23676118755 26832934589 31995379210 47352237510 47993068815 53665869178 80498803767 95986137630 134164672945 160997607534 257280490471 268329345890 402494018835 514560980942 771841471413 804988037670 1286402452355 1543682942826 2572804904710 3859207357065 4373768338007 7718414714130 8747536676014 13121305014021 21868841690035 26242610028042 43737683380070 65606525070105 131213050140210