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52948242 = 235108947
BaseRepresentation
bin1100100111111…
…0110100010010
310200122001100000
43021332310102
5102023320432
65130510430
71212024024
oct311766422
9120561300
1052948242
1127984886
1215895416
13ac7b329
147064014
1549ad57c
hex327ed12

52948242 has 24 divisors (see below), whose sum is σ = 118971216. Its totient is φ = 17649252.

The previous prime is 52948237. The next prime is 52948243. The reversal of 52948242 is 24284925.

It is a junction number, because it is equal to n+sod(n) for n = 52948197 and 52948206.

It is not an unprimeable number, because it can be changed into a prime (52948243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53988 + ... + 54959.

It is an arithmetic number, because the mean of its divisors is an integer number (4957134).

Almost surely, 252948242 is an apocalyptic number.

52948242 is an abundant number, since it is smaller than the sum of its proper divisors (66022974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52948242 is a wasteful number, since it uses less digits than its factorization.

52948242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108964 (or 108952 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 52948242 is about 7276.5542669591. The cubic root of 52948242 is about 375.5062602273.

The spelling of 52948242 in words is "fifty-two million, nine hundred forty-eight thousand, two hundred forty-two".

Divisors: 1 2 3 6 9 18 27 54 81 162 243 486 108947 217894 326841 653682 980523 1961046 2941569 5883138 8824707 17649414 26474121 52948242