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80048808880880 = 2457248639574907
BaseRepresentation
bin10010001100110111010000…
…110100010110101011110000
3101111102120222010101001222212
4102030313100310112223300
540443004430033142010
6442125525400151252
722601223051553520
oct2214672064265360
9344376863331885
1080048808880880
1123562566821824
128b89bb4168528
133588754bc9b18
1415aa551027680
1593c3be949505
hex48cdd0d16af0

80048808880880 has 80 divisors (see below), whose sum is σ = 212702346178560. Its totient is φ = 27445147781376.

The previous prime is 80048808880793. The next prime is 80048808880973. The reversal of 80048808880880 is 8808880884008.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 80048808880880.

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, 138950387 + ... + 139525293.

It is an arithmetic number, because the mean of its divisors is an integer number (2658779327232).

Almost surely, 280048808880880 is an apocalyptic number.

80048808880880 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

80048808880880 is an abundant number, since it is smaller than the sum of its proper divisors (132653537297680).

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

80048808880880 is a wasteful number, since it uses less digits than its factorization.

80048808880880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823566 (or 823560 counting only the distinct ones).

The product of its (nonzero) digits is 67108864, while the sum is 68.

The spelling of 80048808880880 in words is "eighty trillion, forty-eight billion, eight hundred eight million, eight hundred eighty thousand, eight hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 248639 497278 574907 994556 1149814 1243195 1740473 1989112 2299628 2486390 2874535 3480946 3978224 4024349 4599256 4972780 5749070 6961892 8048698 8702365 9198512 9945560 11498140 13923784 16097396 17404730 19891120 20121745 22996280 27847568 32194792 34809460 40243490 45992560 64389584 69618920 80486980 139237840 160973960 321947920 142944301573 285888603146 571777206292 714721507865 1000610111011 1143554412584 1429443015730 2001220222022 2287108825168 2858886031460 4002440444044 5003050555055 5717772062920 8004880888088 10006101110110 11435544125840 16009761776176 20012202220220 40024404440440 80048808880880