Search a number
-
+
66130522013151 = 3215803464964613
BaseRepresentation
bin11110000100101001101100…
…10001011111110111011111
322200011000102210010022220200
433002110312101133313133
532131440302113410101
6352351535321114543
716633525661313321
oct1702246621376737
9280130383108820
1066130522013151
111a086884725912
127500656028a53
132ab9109ca471b
141248a3d077611
1579a317614986
hex3c253645fddf

66130522013151 has 12 divisors (see below), whose sum is σ = 95527909875528. Its totient is φ = 44084224792944.

The previous prime is 66130522013119. The next prime is 66130522013159. The reversal of 66130522013151 is 15131022503166.

66130522013151 is a `hidden beast` number, since 6 + 6 + 130 + 5 + 2 + 201 + 315 + 1 = 666.

It is not a de Polignac number, because 66130522013151 - 25 = 66130522013119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66130522013159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 232340080 + ... + 232624533.

It is an arithmetic number, because the mean of its divisors is an integer number (7960659156294).

Almost surely, 266130522013151 is an apocalyptic number.

66130522013151 is a deficient number, since it is larger than the sum of its proper divisors (29397387862377).

66130522013151 is a wasteful number, since it uses less digits than its factorization.

66130522013151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464980422 (or 464980419 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 66130522013151 in words is "sixty-six trillion, one hundred thirty billion, five hundred twenty-two million, thirteen thousand, one hundred fifty-one".

Divisors: 1 3 9 15803 47409 142227 464964613 1394893839 4184681517 7347835779239 22043507337717 66130522013151