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52505074 = 2103254879
BaseRepresentation
bin1100100001001…
…0100111110010
310122210112102101
43020102213302
5101420130244
65113211014
71205200006
oct310224762
9118715371
1052505074
1127701926
1215700a6a
13ab546bb
146d8a706
1549220d4
hex32129f2

52505074 has 8 divisors (see below), whose sum is σ = 79522560. Its totient is φ = 25997556.

The previous prime is 52505069. The next prime is 52505077. The reversal of 52505074 is 47050525.

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

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (52505077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127234 + ... + 127645.

It is an arithmetic number, because the mean of its divisors is an integer number (9940320).

Almost surely, 252505074 is an apocalyptic number.

52505074 is a deficient number, since it is larger than the sum of its proper divisors (27017486).

52505074 is a wasteful number, since it uses less digits than its factorization.

52505074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254984.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 52505074 is about 7246.0385038999. The cubic root of 52505074 is about 374.4556820004.

Adding to 52505074 its reverse (47050525), we get a palindrome (99555599).

The spelling of 52505074 in words is "fifty-two million, five hundred five thousand, seventy-four".

Divisors: 1 2 103 206 254879 509758 26252537 52505074