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520053142672167 = 31337389926470921
BaseRepresentation
bin111011000111111000100111…
…0110101010101001100100111
32112012100121001200100121110120
41312033301032311111030213
51021131022314011002132
65042021040543453023
7214353412452315006
oct16617611665251447
92465317050317416
10520053142672167
1114078333230aa85
124a3b19492b7173
1319424a54833370
14925c9c654cc3d
15401cb97ea102c
hex1d8fc4ed55327

520053142672167 has 32 divisors (see below), whose sum is σ = 768896747586240. Its totient is φ = 310582699453440.

The previous prime is 520053142672157. The next prime is 520053142672183. The reversal of 520053142672167 is 761276241350025.

It is not a de Polignac number, because 520053142672167 - 26 = 520053142672103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520053142672157) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 462674134 + ... + 463796787.

It is an arithmetic number, because the mean of its divisors is an integer number (24028023362070).

Almost surely, 2520053142672167 is an apocalyptic number.

520053142672167 is a deficient number, since it is larger than the sum of its proper divisors (248843604914073).

520053142672167 is a wasteful number, since it uses less digits than its factorization.

520053142672167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926471363.

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 520053142672167 in words is "five hundred twenty trillion, fifty-three billion, one hundred forty-two million, six hundred seventy-two thousand, one hundred sixty-seven".

Divisors: 1 3 13 37 39 111 389 481 1167 1443 5057 14393 15171 43179 187109 561327 926470921 2779412763 12044121973 34279424077 36132365919 102838272231 360397188269 445632513001 1081191564807 1336897539003 4685163447497 13334695965953 14055490342491 40004087897859 173351047557389 520053142672167