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1080508616220 = 22351112712890821
BaseRepresentation
bin11111011100100110101…
…01010000111000011100
310211021222111120212202210
433232103111100320130
5120200340201204340
62144213453320420
7141031003461525
oct17562325207034
93737874525683
101080508616220
11387271a43960
121554b0196110
137ab788b14a7
143a42297b84c
151d18e701180
hexfb93550e1c

1080508616220 has 96 divisors (see below), whose sum is σ = 3326450835456. Its totient is φ = 259878931200.

The previous prime is 1080508616153. The next prime is 1080508616221. The reversal of 1080508616220 is 226168050801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1080508616221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6361591 + ... + 6529230.

It is an arithmetic number, because the mean of its divisors is an integer number (34650529536).

Almost surely, 21080508616220 is an apocalyptic number.

1080508616220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1080508616220 is an abundant number, since it is smaller than the sum of its proper divisors (2245942219236).

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

1080508616220 is a wasteful number, since it uses less digits than its factorization.

1080508616220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12890971 (or 12890969 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The spelling of 1080508616220 in words is "one trillion, eighty billion, five hundred eight million, six hundred sixteen thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 127 132 165 220 254 330 381 508 635 660 762 1270 1397 1524 1905 2540 2794 3810 4191 5588 6985 7620 8382 13970 16764 20955 27940 41910 83820 12890821 25781642 38672463 51563284 64454105 77344926 128908210 141799031 154689852 193362315 257816420 283598062 386724630 425397093 567196124 708995155 773449260 850794186 1417990310 1637134267 1701588372 2126985465 2835980620 3274268534 4253970930 4911402801 6548537068 8185671335 8507941860 9822805602 16371342670 18008476937 19645611204 24557014005 32742685340 36016953874 49114028010 54025430811 72033907748 90042384685 98228056020 108050861622 180084769370 216101723244 270127154055 360169538740 540254308110 1080508616220