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510505000060 = 225112320477273
BaseRepresentation
bin1110110110111000111…
…10000001110001111100
31210210200222020000012211
413123130132001301330
531331003240000220
61030304525510204
751611534621566
oct7333436016174
91723628200184
10510505000060
1118755a844530
1282b33112364
13391a9651143
141a9cc480336
15d42cee5b5a
hex76dc781c7c

510505000060 has 24 divisors (see below), whose sum is σ = 1169520546096. Its totient is φ = 185638181760.

The previous prime is 510504999989. The next prime is 510505000063. The reversal of 510505000060 is 60000505015.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 510504999995 and 510505000040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (510505000063) 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, 1160238417 + ... + 1160238856.

It is an arithmetic number, because the mean of its divisors is an integer number (48730022754).

Almost surely, 2510505000060 is an apocalyptic number.

It is an amenable number.

510505000060 is an abundant number, since it is smaller than the sum of its proper divisors (659015546036).

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

510505000060 is a wasteful number, since it uses less digits than its factorization.

510505000060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2320477293 (or 2320477291 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

Adding to 510505000060 its reverse (60000505015), we get a palindrome (570505505075).

The spelling of 510505000060 in words is "five hundred ten billion, five hundred five million, sixty", and thus it is an aban number.

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 2320477273 4640954546 9281909092 11602386365 23204772730 25525250003 46409545460 51050500006 102101000012 127626250015 255252500030 510505000060