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531962713489272 = 233133155000280551
BaseRepresentation
bin111100011110100010011100…
…0100100100011111101111000
32120202112010202010222020212220
41320331010320210203331320
51024211134114123124042
65123220144042404040
7220023015643055622
oct17075047044437570
92522463663866786
10531962713489272
1114455513558628a
124b7b5b30500620
1319aa9b3a5122b0
1495511c022dc12
1541778870198ec
hex1e3d138923f78

531962713489272 has 64 divisors (see below), whose sum is σ = 1478407541237760. Its totient is φ = 158400807984000.

The previous prime is 531962713489243. The next prime is 531962713489297. The reversal of 531962713489272 is 272984317269135.

It is a super-3 number, since 3×5319627134892723 (a number of 45 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 531962713489197 and 531962713489206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27500130604 + ... + 27500149947.

It is an arithmetic number, because the mean of its divisors is an integer number (23100117831840).

Almost surely, 2531962713489272 is an apocalyptic number.

531962713489272 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

531962713489272 is an abundant number, since it is smaller than the sum of its proper divisors (946444827748488).

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

531962713489272 is a wasteful number, since it uses less digits than its factorization.

531962713489272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55000280604 (or 55000280600 counting only the distinct ones).

The product of its digits is 274337280, while the sum is 69.

The spelling of 531962713489272 in words is "five hundred thirty-one trillion, nine hundred sixty-two billion, seven hundred thirteen million, four hundred eighty-nine thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 13 24 26 31 39 52 62 78 93 104 124 156 186 248 312 372 403 744 806 1209 1612 2418 3224 4836 9672 55000280551 110000561102 165000841653 220001122204 330001683306 440002244408 660003366612 715003647163 1320006733224 1430007294326 1705008697081 2145010941489 2860014588652 3410017394162 4290021882978 5115026091243 5720029177304 6820034788324 8580043765956 10230052182486 13640069576648 17160087531912 20460104364972 22165113062053 40920208729944 44330226124106 66495339186159 88660452248212 132990678372318 177320904496424 265981356744636 531962713489272