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505100000060 = 22565938323217
BaseRepresentation
bin1110101100110100100…
…11100101101100111100
31210021202021202120002122
413112122103211230330
531233421100000220
61024012325542112
751330564106235
oct7263223455474
91707667676078
10505100000060
11185236866a87
1281a84b74938
13388279201a6
141a6386b608c
15d21373e425
hex759a4e5b3c

505100000060 has 24 divisors (see below), whose sum is σ = 1062319602960. Its totient is φ = 201733409024.

The previous prime is 505100000033. The next prime is 505100000071. The reversal of 505100000060 is 60000001505.

It is a super-2 number, since 2×5051000000602 (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 505099999984 and 505100000038.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19148429 + ... + 19174788.

It is an arithmetic number, because the mean of its divisors is an integer number (44263316790).

Almost surely, 2505100000060 is an apocalyptic number.

It is an amenable number.

505100000060 is an abundant number, since it is smaller than the sum of its proper divisors (557219602900).

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

505100000060 is a wasteful number, since it uses less digits than its factorization.

505100000060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38323885 (or 38323883 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 17.

Adding to 505100000060 its reverse (60000001505), we get a palindrome (565100001565).

The spelling of 505100000060 in words is "five hundred five billion, one hundred million, sixty", and thus it is an aban number.

Divisors: 1 2 4 5 10 20 659 1318 2636 3295 6590 13180 38323217 76646434 153292868 191616085 383232170 766464340 25255000003 50510000006 101020000012 126275000015 252550000030 505100000060