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9131296050 = 235521315737
BaseRepresentation
bin10001000000100010…
…01000010100110010
3212120101010220100000
420200101020110302
5122200102433200
64110031210430
7442165510242
oct104021102462
925511126300
109131296050
113966418968
12192a076a16
13b26a30976
14628a31b22
153869b4300
hex220448532

9131296050 has 144 divisors (see below), whose sum is σ = 25640046432. Its totient is φ = 2416003200.

The previous prime is 9131296043. The next prime is 9131296061. The reversal of 9131296050 is 506921319.

It is a junction number, because it is equal to n+sod(n) for n = 9131295996 and 9131296014.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1588782 + ... + 1594518.

It is an arithmetic number, because the mean of its divisors is an integer number (178055878).

Almost surely, 29131296050 is an apocalyptic number.

9131296050 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9131296050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12820023216).

9131296050 is an abundant number, since it is smaller than the sum of its proper divisors (16508750382).

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

9131296050 is a wasteful number, since it uses less digits than its factorization.

9131296050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5895 (or 5878 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 9131296050 is about 95557.8152219901. The cubic root of 9131296050 is about 2090.1500964371.

The spelling of 9131296050 in words is "nine billion, one hundred thirty-one million, two hundred ninety-six thousand, fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 27 30 45 50 54 75 81 90 131 135 150 162 225 243 262 270 393 405 450 486 655 675 786 810 1179 1215 1310 1350 1965 2025 2358 2430 3275 3537 3930 4050 5737 5895 6075 6550 7074 9825 10611 11474 11790 12150 17211 17685 19650 21222 28685 29475 31833 34422 35370 51633 53055 57370 58950 63666 86055 88425 103266 106110 143425 154899 159165 172110 176850 258165 265275 286850 309798 318330 430275 464697 516330 530550 751547 774495 795825 860550 929394 1290825 1394091 1503094 1548990 1591650 2254641 2323485 2581650 2788182 3757735 3872475 4509282 4646970 6763923 6970455 7515470 7744950 11273205 11617425 13527846 13940910 18788675 20291769 22546410 23234850 33819615 34852275 37577350 40583538 56366025 60875307 67639230 69704550 101458845 112732050 121750614 169098075 182625921 202917690 304376535 338196150 365251842 507294225 608753070 913129605 1014588450 1521882675 1826259210 3043765350 4565648025 9131296050