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2220300805398 = 2313237323372763
BaseRepresentation
bin100000010011110100001…
…111011010010100010110
321212020222120200022010220
4200103310033122110112
5242334134001233043
64415554143455210
7316261060311444
oct40236417322426
97766876608126
102220300805398
11786695a15605
122ba3862b7506
131314b167b720
147966ab99b94
153cb4d7da483
hex204f43da516

2220300805398 has 128 divisors (see below), whose sum is σ = 5080245101568. Its totient is φ = 641739884544.

The previous prime is 2220300805381. The next prime is 2220300805409. The reversal of 2220300805398 is 8935080030222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30477765 + ... + 30550527.

It is an arithmetic number, because the mean of its divisors is an integer number (39689414856).

Almost surely, 22220300805398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2220300805398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2540122550784).

2220300805398 is an abundant number, since it is smaller than the sum of its proper divisors (2859944296170).

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

2220300805398 is a wasteful number, since it uses less digits than its factorization.

2220300805398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73110.

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 2220300805398 in words is "two trillion, two hundred twenty billion, three hundred million, eight hundred five thousand, three hundred ninety-eight".

Divisors: 1 2 3 6 13 23 26 39 46 69 73 78 138 146 219 233 299 438 466 598 699 897 949 1398 1679 1794 1898 2847 3029 3358 5037 5359 5694 6058 9087 10074 10718 16077 17009 18174 21827 32154 34018 43654 51027 65481 69667 72763 102054 130962 139334 145526 209001 218289 221117 391207 418002 436578 442234 663351 782414 945919 1173621 1326702 1673549 1891838 2347242 2837757 3347098 5020647 5085691 5311699 5675514 10041294 10171382 10623398 15257073 15935097 16953779 21756137 30514146 31870194 33907558 43512274 50861337 65268411 69052087 101722674 122169077 130536822 138104174 207156261 220399127 244338154 366507231 389936917 414312522 440798254 661197381 733014462 779873834 1169810751 1237625867 1322394762 1588198001 2339621502 2475251734 3176396002 3712877601 4764594003 5069179921 7425755202 9529188006 10138359842 15207539763 16089136271 28465394941 30415079526 32178272542 48267408813 56930789882 85396184823 96534817626 170792369646 370050134233 740100268466 1110150402699 2220300805398