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52855093 = 192314723
BaseRepresentation
bin1100100110100…
…0000100110101
310200110022120001
43021220010311
5102012330333
65124511301
71211155324
oct311500465
9120408501
1052855093
11279208a5
121584b531
13ac47b05
14703c0bb
154990b7d
hex3268135

52855093 has 12 divisors (see below), whose sum is σ = 57595008. Its totient is φ = 48447720.

The previous prime is 52855087. The next prime is 52855123. The reversal of 52855093 is 39055825.

It is not a de Polignac number, because 52855093 - 213 = 52846901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52855063) 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 11 ways as a sum of consecutive naturals, for example, 8830 + ... + 13552.

It is an arithmetic number, because the mean of its divisors is an integer number (4799584).

Almost surely, 252855093 is an apocalyptic number.

It is an amenable number.

52855093 is a deficient number, since it is larger than the sum of its proper divisors (4739915).

52855093 is a wasteful number, since it uses less digits than its factorization.

52855093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4792 (or 4773 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 52855093 is about 7270.1508237450. The cubic root of 52855093 is about 375.2859283016.

The spelling of 52855093 in words is "fifty-two million, eight hundred fifty-five thousand, ninety-three".

Divisors: 1 19 31 361 589 4723 11191 89737 146413 1705003 2781847 52855093