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275476401 = 3245766977
BaseRepresentation
bin10000011010110…
…110111110110001
3201012100122120200
4100122312332301
51031010221101
643200225413
76553340124
oct2032667661
9635318520
10275476401
11131554552
127830b269
13450c26b5
142882c3bb
15192b7986
hex106b6fb1

275476401 has 12 divisors (see below), whose sum is σ = 398787012. Its totient is φ = 183246336.

The previous prime is 275476387. The next prime is 275476403. The reversal of 275476401 is 104674572.

275476401 is a `hidden beast` number, since 2 + 7 + 5 + 4 + 7 + 640 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 106502400 + 168974001 = 10320^2 + 12999^2 .

It is not a de Polignac number, because 275476401 - 26 = 275476337 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (275476403) 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, 29376 + ... + 37601.

It is an arithmetic number, because the mean of its divisors is an integer number (33232251).

Almost surely, 2275476401 is an apocalyptic number.

It is an amenable number.

275476401 is a deficient number, since it is larger than the sum of its proper divisors (123310611).

275476401 is a wasteful number, since it uses less digits than its factorization.

275476401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67440 (or 67437 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 275476401 is about 16597.4817668223. The cubic root of 275476401 is about 650.6710237993.

The spelling of 275476401 in words is "two hundred seventy-five million, four hundred seventy-six thousand, four hundred one".

Divisors: 1 3 9 457 1371 4113 66977 200931 602793 30608489 91825467 275476401