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13022100213208 = 23191103488915887
BaseRepresentation
bin1011110101111111000110…
…1010000100110111011000
31201002220022112221200102121
42331133301222010313120
53201323230123310313
643410134212511024
72512546532331022
oct275376152046730
951086275850377
1013022100213208
1141707070a3009
12156392b01b474
13735c954c6c58
143303b7211012
15178b049ad28d
hexbd7f1a84dd8

13022100213208 has 64 divisors (see below), whose sum is σ = 25731696384000. Its totient is φ = 6161122536192.

The previous prime is 13022100213173. The next prime is 13022100213211. The reversal of 13022100213208 is 80231200122031.

It is a congruent number.

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, 819662241 + ... + 819678127.

It is an arithmetic number, because the mean of its divisors is an integer number (402057756000).

Almost surely, 213022100213208 is an apocalyptic number.

It is an amenable number.

13022100213208 is a deficient number, since it is larger than the sum of its proper divisors (12709596170792).

13022100213208 is a wasteful number, since it uses less digits than its factorization.

13022100213208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21904 (or 21900 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 13022100213208 its reverse (80231200122031), we get a palindrome (93253300335239).

The spelling of 13022100213208 in words is "thirteen trillion, twenty-two billion, one hundred million, two hundred thirteen thousand, two hundred eight".

Divisors: 1 2 4 8 19 38 76 152 1103 2206 4412 4889 8824 9778 15887 19556 20957 31774 39112 41914 63548 83828 92891 127096 167656 185782 301853 371564 603706 743128 1207412 2414824 5392567 10785134 17523361 21570268 35046722 43140536 70093444 77671543 102458773 140186888 155343086 204917546 310686172 332943859 409835092 621372344 665887718 819670184 1331775436 1475759317 2663550872 2951518634 5903037268 11806074536 85671711929 171343423858 342686847716 685373695432 1627762526651 3255525053302 6511050106604 13022100213208