Search a number
-
+
60500052 = 22321680557
BaseRepresentation
bin1110011011001…
…0100001010100
311012211201110200
43212302201110
5110442000202
610000420500
71333145664
oct346624124
9135751420
1060500052
1131172648
1218317730
13c6c3762
14806c1a4
1554a0e1c
hex39b2854

60500052 has 18 divisors (see below), whose sum is σ = 152930778. Its totient is φ = 20166672.

The previous prime is 60500039. The next prime is 60500053. The reversal of 60500052 is 25000506.

It can be written as a sum of positive squares in only one way, i.e., 31404816 + 29095236 = 5604^2 + 5394^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 60499998 and 60500034.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60500053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 840243 + ... + 840314.

Almost surely, 260500052 is an apocalyptic number.

It is an amenable number.

60500052 is an abundant number, since it is smaller than the sum of its proper divisors (92430726).

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

60500052 is a wasteful number, since it uses less digits than its factorization.

60500052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680567 (or 1680562 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 60500052 is about 7778.1779357379. The cubic root of 60500052 is about 392.5713329991.

Adding to 60500052 its reverse (25000506), we get a palindrome (85500558).

The spelling of 60500052 in words is "sixty million, five hundred thousand, fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 1680557 3361114 5041671 6722228 10083342 15125013 20166684 30250026 60500052