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275332828080 = 24351147220117
BaseRepresentation
bin1000000000110110001…
…11011000101110110000
3222022200102021212020010
410000123013120232300
514002340200444310
6330253002014520
725615001265252
oct4003307305660
9868612255203
10275332828080
11a684a226a02
12454404a7440
131cc6b5484ab
14d47d075cd2
157266d32320
hex401b1d8bb0

275332828080 has 40 divisors (see below), whose sum is σ = 853531767792. Its totient is φ = 73422087424.

The previous prime is 275332828033. The next prime is 275332828097. The reversal of 275332828080 is 80828233572.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 573609819 + ... + 573610298.

Almost surely, 2275332828080 is an apocalyptic number.

275332828080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

275332828080 is an abundant number, since it is smaller than the sum of its proper divisors (578198939712).

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

275332828080 is a wasteful number, since it uses less digits than its factorization.

275332828080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147220133 (or 1147220127 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 275332828080 in words is "two hundred seventy-five billion, three hundred thirty-two million, eight hundred twenty-eight thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 1147220117 2294440234 3441660351 4588880468 5736100585 6883320702 9177760936 11472201170 13766641404 17208301755 18355521872 22944402340 27533282808 34416603510 45888804680 55066565616 68833207020 91777609360 137666414040 275332828080