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14989206897294 = 23717269503155153
BaseRepresentation
bin1101101000011111001001…
…0110100100001010001110
31222001221202121012221201220
43122013302112210022032
53431040343431203134
651513540243544210
73104635343265630
oct332076226441216
958057677187656
1014989206897294
114859983586793
12182101308b066
13849626125986
1439b6a52a0a50
151aed84d43149
hexda1f25a428e

14989206897294 has 128 divisors (see below), whose sum is σ = 36483879720960. Its totient is φ = 4007717658624.

The previous prime is 14989206897271. The next prime is 14989206897317. The reversal of 14989206897294 is 49279860298941.

It is an interprime number because it is at equal distance from previous prime (14989206897271) and next prime (14989206897317).

It is a congruent number.

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, 96531622 + ... + 96686774.

It is an arithmetic number, because the mean of its divisors is an integer number (285030310320).

Almost surely, 214989206897294 is an apocalyptic number.

14989206897294 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14989206897294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18241939860480).

14989206897294 is an abundant number, since it is smaller than the sum of its proper divisors (21494672823666).

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

14989206897294 is a wasteful number, since it uses less digits than its factorization.

14989206897294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155954.

The product of its (nonzero) digits is 1128701952, while the sum is 78.

The spelling of 14989206897294 in words is "fourteen trillion, nine hundred eighty-nine billion, two hundred six million, eight hundred ninety-seven thousand, two hundred ninety-four".

Divisors: 1 2 3 6 7 14 17 21 34 42 51 102 119 238 269 357 503 538 714 807 1006 1509 1614 1883 3018 3521 3766 4573 5649 7042 8551 9146 10563 11298 13719 17102 21126 25653 27438 32011 51306 59857 64022 96033 119714 135307 155153 179571 192066 270614 310306 359142 405921 465459 811842 930918 947149 1086071 1894298 2172142 2300219 2637601 2841447 3258213 4600438 5275202 5682894 6516426 6900657 7912803 13801314 15825606 16101533 18463207 32203066 36926414 41736157 48304599 55389621 78041959 83472314 96609198 110779242 125208471 156083918 234125877 250416942 292153099 468251754 546293713 584306198 709514669 876459297 1092587426 1326713303 1419029338 1638881139 1752918594 2128544007 2653426606 3277762278 3980139909 4257088014 4966602683 7960279818 9286993121 9933205366 14899808049 18573986242 20993286971 27860979363 29799616098 41986573942 55721958726 62979860913 125959721826 146953008797 293906017594 356885878507 440859026391 713771757014 881718052782 1070657635521 2141315271042 2498201149549 4996402299098 7494603448647 14989206897294