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575303053 = 13311427551
BaseRepresentation
bin100010010010100…
…110110110001101
31111002112102102111
4202102212312031
52134234144203
6133030424021
720153665243
oct4222466615
91432472374
10575303053
1127581a776
12140802011
139225c610
1456598793
153579026d
hex224a6d8d

575303053 has 8 divisors (see below), whose sum is σ = 639543296. Its totient is φ = 513918000.

The previous prime is 575303051. The next prime is 575303083. The reversal of 575303053 is 350303575.

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

It is not a de Polignac number, because 575303053 - 21 = 575303051 is a prime.

It is a super-2 number, since 2×5753030532 = 661947205582241618, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (575303051) 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, 713373 + ... + 714178.

It is an arithmetic number, because the mean of its divisors is an integer number (79942912).

Almost surely, 2575303053 is an apocalyptic number.

It is an amenable number.

575303053 is a deficient number, since it is larger than the sum of its proper divisors (64240243).

575303053 is a wasteful number, since it uses less digits than its factorization.

575303053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427595.

The product of its (nonzero) digits is 23625, while the sum is 31.

The square root of 575303053 is about 23985.4758760380. The cubic root of 575303053 is about 831.6978131841.

The spelling of 575303053 in words is "five hundred seventy-five million, three hundred three thousand, fifty-three".

Divisors: 1 13 31 403 1427551 18558163 44254081 575303053