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88993039988 = 22331127952553
BaseRepresentation
bin101001011100001100…
…1100000011001110100
322111201002002211200002
41102320121200121310
52424224204234423
6104514405410432
76300221234036
oct1227031403164
9274632084602
1088993039988
1134818284136
12152b7709a18
138513319158
14444329bc56
1524acc73228
hex14b8660674

88993039988 has 24 divisors (see below), whose sum is σ = 156333434880. Its totient is φ = 44326560960.

The previous prime is 88993039987. The next prime is 88993039999.

88993039988 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×889930399883 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88993039987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1667120 + ... + 1719672.

It is an arithmetic number, because the mean of its divisors is an integer number (6513893120).

Almost surely, 288993039988 is an apocalyptic number.

It is an amenable number.

88993039988 is a deficient number, since it is larger than the sum of its proper divisors (67340394892).

88993039988 is a wasteful number, since it uses less digits than its factorization.

88993039988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54167 (or 54165 counting only the distinct ones).

The product of its (nonzero) digits is 241864704, while the sum is 74.

The spelling of 88993039988 in words is "eighty-eight billion, nine hundred ninety-three million, thirty-nine thousand, nine hundred eighty-eight".

Divisors: 1 2 4 331 662 1279 1324 2558 5116 52553 105106 210212 423349 846698 1693396 17395043 34790086 67215287 69580172 134430574 268861148 22248259997 44496519994 88993039988