[go: up one dir, main page]

Search a number
-
+
52501105 = 564116381
BaseRepresentation
bin1100100001000…
…1101001110001
310122210022222101
43020101221301
5101420013410
65113140401
71205152306
oct310215161
9118708871
1052501105
11276a9948
12156ba701
13ab52957
146d890ad
154920d3a
hex3211a71

52501105 has 8 divisors (see below), whose sum is σ = 63103464. Its totient is φ = 41932800.

The previous prime is 52501103. The next prime is 52501129. The reversal of 52501105 is 50110525.

It can be written as a sum of positive squares in 4 ways, for example, as 1478656 + 51022449 = 1216^2 + 7143^2 .

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

It is not a de Polignac number, because 52501105 - 21 = 52501103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52501103) 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, 4986 + ... + 11395.

It is an arithmetic number, because the mean of its divisors is an integer number (7887933).

Almost surely, 252501105 is an apocalyptic number.

It is an amenable number.

52501105 is a deficient number, since it is larger than the sum of its proper divisors (10602359).

52501105 is a wasteful number, since it uses less digits than its factorization.

52501105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17027.

The product of its (nonzero) digits is 250, while the sum is 19.

The square root of 52501105 is about 7245.7646249378. The cubic root of 52501105 is about 374.4462463914.

The spelling of 52501105 in words is "fifty-two million, five hundred one thousand, one hundred five".

Divisors: 1 5 641 3205 16381 81905 10500221 52501105