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52803053 = 591038689
BaseRepresentation
bin1100100101101…
…1010111101101
310200100200011122
43021123113231
5102004144203
65123430325
71210550522
oct311332755
9120320148
1052803053
1127895796
12158253a5
13ac2a214
147027149
154980538
hex325b5ed

52803053 has 8 divisors (see below), whose sum is σ = 54225600. Its totient is φ = 51398208.

The previous prime is 52803041. The next prime is 52803059. The reversal of 52803053 is 35030825.

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 52803053 - 224 = 36025837 is a prime.

It is a super-2 number, since 2×528030532 = 5576324812241618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52803059) 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, 1733 + ... + 10421.

It is an arithmetic number, because the mean of its divisors is an integer number (6778200).

Almost surely, 252803053 is an apocalyptic number.

It is an amenable number.

52803053 is a deficient number, since it is larger than the sum of its proper divisors (1422547).

52803053 is a wasteful number, since it uses less digits than its factorization.

52803053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8851.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 52803053 is about 7266.5709244457. The cubic root of 52803053 is about 375.1627216772.

Adding to 52803053 its reverse (35030825), we get a palindrome (87833878).

The spelling of 52803053 in words is "fifty-two million, eight hundred three thousand, fifty-three".

Divisors: 1 59 103 6077 8689 512651 894967 52803053