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803143888080 = 24353610792681
BaseRepresentation
bin10111010111111110001…
…10110010110011010000
32211210001110220210122220
423223333012302303100
5101124314313404310
61412543104501040
7112011440260332
oct13537706626320
92753043823586
10803143888080
1128a67a872406
1210b7a331a780
135a9753ccb91
142ac2db05452
1515d59309670
hexbaff1b2cd0

803143888080 has 80 divisors (see below), whose sum is σ = 2489841872064. Its totient is φ = 214163461120.

The previous prime is 803143888033. The next prime is 803143888117. The reversal of 803143888080 is 80888341308.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8619340 + ... + 8712020.

Almost surely, 2803143888080 is an apocalyptic number.

803143888080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

803143888080 is an abundant number, since it is smaller than the sum of its proper divisors (1686697983984).

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

803143888080 is a wasteful number, since it uses less digits than its factorization.

803143888080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128804 (or 128798 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 51.

The spelling of 803143888080 in words is "eight hundred three billion, one hundred forty-three million, eight hundred eighty-eight thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 36107 72214 92681 108321 144428 180535 185362 216642 278043 288856 361070 370724 433284 463405 541605 556086 577712 722140 741448 866568 926810 1083210 1112172 1390215 1444280 1482896 1733136 1853620 2166420 2224344 2780430 2888560 3707240 4332840 4448688 5560860 7414480 8665680 11121720 22243440 3346432867 6692865734 10039298601 13385731468 16732164335 20078597202 26771462936 33464328670 40157194404 50196493005 53542925872 66928657340 80314388808 100392986010 133857314680 160628777616 200785972020 267714629360 401571944040 803143888080