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88671196485 = 32529229296713
BaseRepresentation
bin101001010010100110…
…1110001010101000101
322110212122111111101100
41102211031301111011
52423044311241420
6104422431250313
76256232506554
oct1224515612505
9273778444340
1088671196485
1134672640373
1215227979999
138491740b01
14441263dd9b
15248e89c190
hex14a5371545

88671196485 has 48 divisors (see below), whose sum is σ = 159691474800. Its totient is φ = 45461025792.

The previous prime is 88671196459. The next prime is 88671196619. The reversal of 88671196485 is 58469117688.

88671196485 is a `hidden beast` number, since 8 + 8 + 67 + 1 + 1 + 96 + 485 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 12054063681 + 76617132804 = 109791^2 + 276798^2 .

It is not a de Polignac number, because 88671196485 - 29 = 88671195973 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 150489 + ... + 447201.

It is an arithmetic number, because the mean of its divisors is an integer number (3326905725).

Almost surely, 288671196485 is an apocalyptic number.

It is an amenable number.

88671196485 is a deficient number, since it is larger than the sum of its proper divisors (71020278315).

88671196485 is a wasteful number, since it uses less digits than its factorization.

88671196485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296982 (or 296979 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 63.

It can be divided in two parts, 88671 and 196485, that added together give a square (285156 = 5342).

The spelling of 88671196485 in words is "eighty-eight billion, six hundred seventy-one million, one hundred ninety-six thousand, four hundred eighty-five".

Divisors: 1 3 5 9 15 29 45 87 145 229 261 435 687 1145 1305 2061 3435 6641 10305 19923 33205 59769 99615 296713 298845 890139 1483565 2670417 4450695 8604677 13352085 25814031 43023385 67947277 77442093 129070155 203841831 339736385 387210465 611525493 1019209155 1970471033 3057627465 5911413099 9852355165 17734239297 29557065495 88671196485