Search a number
-
+
60505560061 = 1391181368579
BaseRepresentation
bin111000010110011010…
…011001001111111101
312210011201212220202221
4320112122121033331
51442403410410221
643443524045341
74241245526512
oct702632311775
9183151786687
1060505560061
11237298a18a1
12b887233851
13592340ac5b
142cdda95309
151891d18541
hexe166993fd

60505560061 has 8 divisors (see below), whose sum is σ = 60992618400. Its totient is φ = 60019241520.

The previous prime is 60505560043. The next prime is 60505560119. The reversal of 60505560061 is 16006550506.

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

It is a cyclic number.

It is not a de Polignac number, because 60505560061 - 29 = 60505559549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 60505559999 and 60505560026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60505560001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20131 + ... + 348448.

It is an arithmetic number, because the mean of its divisors is an integer number (7624077300).

Almost surely, 260505560061 is an apocalyptic number.

It is an amenable number.

60505560061 is a deficient number, since it is larger than the sum of its proper divisors (487058339).

60505560061 is a wasteful number, since it uses less digits than its factorization.

60505560061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369899.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 60505560061 in words is "sixty billion, five hundred five million, five hundred sixty thousand, sixty-one".

Divisors: 1 139 1181 164159 368579 51232481 435291799 60505560061