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52869153 = 319927529
BaseRepresentation
bin1100100110101…
…1100000100001
310200111000211210
43021223200201
5102013303103
65125100333
71211244321
oct311534041
9120430753
1052869153
1127930417
12158576a9
13ac5132c
147043281
154994e03
hex326b821

52869153 has 8 divisors (see below), whose sum is σ = 74202400. Its totient is φ = 33391008.

The previous prime is 52869139. The next prime is 52869161. The reversal of 52869153 is 35196825.

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

It is not a de Polignac number, because 52869153 - 24 = 52869137 is a prime.

It is a super-3 number, since 3×528691533 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52869053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463708 + ... + 463821.

It is an arithmetic number, because the mean of its divisors is an integer number (9275300).

Almost surely, 252869153 is an apocalyptic number.

It is an amenable number.

52869153 is a deficient number, since it is larger than the sum of its proper divisors (21333247).

52869153 is a wasteful number, since it uses less digits than its factorization.

52869153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927551.

The product of its digits is 64800, while the sum is 39.

The square root of 52869153 is about 7271.1177270073. The cubic root of 52869153 is about 375.3192019943.

The spelling of 52869153 in words is "fifty-two million, eight hundred sixty-nine thousand, one hundred fifty-three".

Divisors: 1 3 19 57 927529 2782587 17623051 52869153