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255074653 = 4123326701
BaseRepresentation
bin11110011010000…
…10000101011101
3122202222010122101
433031002011131
51010244342103
641151045101
76215045611
oct1715020535
9582863571
10255074653
11120a8a3a9
1271510791
1340acb462
1425c3b341
15175d7a1d
hexf34215d

255074653 has 8 divisors (see below), whose sum is σ = 262427256. Its totient is φ = 247776000.

The previous prime is 255074621. The next prime is 255074663. The reversal of 255074653 is 356470552.

255074653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 23213124 + 231861529 = 4818^2 + 15227^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 255074653 - 25 = 255074621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255074663) 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, 3798 + ... + 22903.

It is an arithmetic number, because the mean of its divisors is an integer number (32803407).

Almost surely, 2255074653 is an apocalyptic number.

It is an amenable number.

255074653 is a deficient number, since it is larger than the sum of its proper divisors (7352603).

255074653 is a wasteful number, since it uses less digits than its factorization.

255074653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26975.

The product of its (nonzero) digits is 126000, while the sum is 37.

The square root of 255074653 is about 15971.0567277184. The cubic root of 255074653 is about 634.1944467213.

The spelling of 255074653 in words is "two hundred fifty-five million, seventy-four thousand, six hundred fifty-three".

Divisors: 1 41 233 9553 26701 1094741 6221333 255074653