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253005335 = 51143106979
BaseRepresentation
bin11110001010010…
…00111000010111
3122122002000001222
433011020320113
51004232132320
641034440555
76161336612
oct1705107027
9578060058
10253005335
1111a8a6720
127089315b
13405555cb
142585d179
1517329825
hexf148e17

253005335 has 16 divisors (see below), whose sum is σ = 338912640. Its totient is φ = 179723040.

The previous prime is 253005317. The next prime is 253005439. The reversal of 253005335 is 533500352.

253005335 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 253005335 - 220 = 251956759 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51125 + ... + 55854.

It is an arithmetic number, because the mean of its divisors is an integer number (21182040).

Almost surely, 2253005335 is an apocalyptic number.

253005335 is a deficient number, since it is larger than the sum of its proper divisors (85907305).

253005335 is a wasteful number, since it uses less digits than its factorization.

253005335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107038.

The product of its (nonzero) digits is 6750, while the sum is 26.

The square root of 253005335 is about 15906.1414239909. The cubic root of 253005335 is about 632.4747999354.

Adding to 253005335 its reverse (533500352), we get a palindrome (786505687).

The spelling of 253005335 in words is "two hundred fifty-three million, five thousand, three hundred thirty-five".

Divisors: 1 5 11 43 55 215 473 2365 106979 534895 1176769 4600097 5883845 23000485 50601067 253005335