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52877069 = 723328429
BaseRepresentation
bin1100100110110…
…1011100001101
310200111102200222
43021231130031
5102014031234
65125201125
71211306360
oct311553415
9120442628
1052877069
1127936363
12158601a5
13ac54b0b
1470460d7
15499742e
hex326d70d

52877069 has 8 divisors (see below), whose sum is σ = 63058560. Its totient is φ = 43352496.

The previous prime is 52877053. The next prime is 52877101. The reversal of 52877069 is 96077825.

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 52877069 - 24 = 52877053 is a prime.

It is a super-2 number, since 2×528770692 = 5591968852061522, 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 (52879069) 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, 164054 + ... + 164375.

It is an arithmetic number, because the mean of its divisors is an integer number (7882320).

Almost surely, 252877069 is an apocalyptic number.

It is an amenable number.

52877069 is a deficient number, since it is larger than the sum of its proper divisors (10181491).

52877069 is a wasteful number, since it uses less digits than its factorization.

52877069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328459.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 52877069 is about 7271.6620521034. The cubic root of 52877069 is about 375.3379330082.

The spelling of 52877069 in words is "fifty-two million, eight hundred seventy-seven thousand, sixty-nine".

Divisors: 1 7 23 161 328429 2299003 7553867 52877069