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276120801 = 32112789099
BaseRepresentation
bin10000011101010…
…100010011100001
3201020120101112100
4100131110103201
51031141331201
643222121013
76561662625
oct2035242341
9636511470
10276120801
11131954710
1278580169
1345289ab8
1428959185
1519393886
hex107544e1

276120801 has 12 divisors (see below), whose sum is σ = 435099600. Its totient is φ = 167345880.

The previous prime is 276120799. The next prime is 276120839. The reversal of 276120801 is 108021672.

It is not a de Polignac number, because 276120801 - 21 = 276120799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (276120841) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1394451 + ... + 1394648.

It is an arithmetic number, because the mean of its divisors is an integer number (36258300).

Almost surely, 2276120801 is an apocalyptic number.

It is an amenable number.

276120801 is a deficient number, since it is larger than the sum of its proper divisors (158978799).

276120801 is a wasteful number, since it uses less digits than its factorization.

276120801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2789116 (or 2789113 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 276120801 is about 16616.8830109621. The cubic root of 276120801 is about 651.1779830056.

The spelling of 276120801 in words is "two hundred seventy-six million, one hundred twenty thousand, eight hundred one".

Divisors: 1 3 9 11 33 99 2789099 8367297 25101891 30680089 92040267 276120801