Search a number
-
+
60806486845 = 51341127179659
BaseRepresentation
bin111000101000010110…
…010101101100111101
312210221201010120201101
4320220112111230331
51444012430034340
643533434013101
74251561416206
oct705026255475
9183851116641
1060806486845
1123873749615
12b94bb77191
135970871840
142d2ba2a5ad
1518ad45bc9a
hexe28595b3d

60806486845 has 32 divisors (see below), whose sum is σ = 81131581440. Its totient is φ = 43462863360.

The previous prime is 60806486837. The next prime is 60806486863. The reversal of 60806486845 is 54868460806.

It is not a de Polignac number, because 60806486845 - 23 = 60806486837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 248626 + ... + 428284.

It is an arithmetic number, because the mean of its divisors is an integer number (2535361920).

Almost surely, 260806486845 is an apocalyptic number.

60806486845 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

60806486845 is a deficient number, since it is larger than the sum of its proper divisors (20325094595).

60806486845 is a wasteful number, since it uses less digits than its factorization.

60806486845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179845.

The product of its (nonzero) digits is 8847360, while the sum is 55.

The spelling of 60806486845 in words is "sixty billion, eight hundred six million, four hundred eighty-six thousand, eight hundred forty-five".

Divisors: 1 5 13 41 65 127 205 533 635 1651 2665 5207 8255 26035 67691 179659 338455 898295 2335567 7366019 11677835 22816693 36830095 95758247 114083465 296617009 478791235 935484413 1483085045 4677422065 12161297369 60806486845