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10531200060 = 2232558506667
BaseRepresentation
bin10011100111011010…
…10101110000111100
31000011221022101121200
421303231111300330
5133031441400220
64501000055500
7521654503113
oct116355256074
930157271550
1010531200060
114514651527
12205aa64590
13cbaa77834
1471c91ac7a
1541983a890
hex273b55c3c

10531200060 has 36 divisors (see below), whose sum is σ = 31944640728. Its totient is φ = 2808319968.

The previous prime is 10531200059. The next prime is 10531200101. The reversal of 10531200060 is 6000213501.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×105312000602 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 11 ways as a sum of consecutive naturals, for example, 29253154 + ... + 29253513.

Almost surely, 210531200060 is an apocalyptic number.

10531200060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10531200060 is an abundant number, since it is smaller than the sum of its proper divisors (21413440668).

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

10531200060 is a wasteful number, since it uses less digits than its factorization.

10531200060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58506682 (or 58506677 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

Adding to 10531200060 its reverse (6000213501), we get a palindrome (16531413561).

The spelling of 10531200060 in words is "ten billion, five hundred thirty-one million, two hundred thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 58506667 117013334 175520001 234026668 292533335 351040002 526560003 585066670 702080004 877600005 1053120006 1170133340 1755200010 2106240012 2632800015 3510400020 5265600030 10531200060