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275278041 = 3310195483
BaseRepresentation
bin10000011010000…
…110100011011001
3201011222120111000
4100122012203121
51030432344131
643152055213
76551552613
oct2032064331
9634876430
10275278041
11131429515
1278234509
134505331c
14287b9db3
1519278ce6
hex106868d9

275278041 has 8 divisors (see below), whose sum is σ = 407819360. Its totient is φ = 183518676.

The previous prime is 275278037. The next prime is 275278051. The reversal of 275278041 is 140872572.

It is not a de Polignac number, because 275278041 - 22 = 275278037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 275277987 and 275278005.

It is not an unprimeable number, because it can be changed into a prime (275278001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5097715 + ... + 5097768.

It is an arithmetic number, because the mean of its divisors is an integer number (50977420).

Almost surely, 2275278041 is an apocalyptic number.

It is an amenable number.

275278041 is a deficient number, since it is larger than the sum of its proper divisors (132541319).

275278041 is a wasteful number, since it uses less digits than its factorization.

275278041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10195492 (or 10195486 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The square root of 275278041 is about 16591.5050854345. The cubic root of 275278041 is about 650.5148118758.

The spelling of 275278041 in words is "two hundred seventy-five million, two hundred seventy-eight thousand, forty-one".

Divisors: 1 3 9 27 10195483 30586449 91759347 275278041