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52501043 = 711366373
BaseRepresentation
bin1100100001000…
…1101000110011
310122210022220002
43020101220303
5101420013133
65113140215
71205152160
oct310215063
9118708802
1052501043
11276a98a1
12156ba66b
13ab5290a
146d89067
154920ce8
hex3211a33

52501043 has 8 divisors (see below), whose sum is σ = 60533088. Its totient is φ = 44601984.

The previous prime is 52501037. The next prime is 52501051. The reversal of 52501043 is 34010525.

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

It is not a de Polignac number, because 52501043 - 24 = 52501027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52501063) 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, 32396 + ... + 33977.

It is an arithmetic number, because the mean of its divisors is an integer number (7566636).

Almost surely, 252501043 is an apocalyptic number.

52501043 is a deficient number, since it is larger than the sum of its proper divisors (8032045).

52501043 is a wasteful number, since it uses less digits than its factorization.

52501043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66493.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 52501043 is about 7245.7603465751. The cubic root of 52501043 is about 374.4460989934.

Adding to 52501043 its reverse (34010525), we get a palindrome (86511568).

The spelling of 52501043 in words is "fifty-two million, five hundred one thousand, forty-three".

Divisors: 1 7 113 791 66373 464611 7500149 52501043