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88489046017 = 1718142416781
BaseRepresentation
bin101001001101001011…
…0111011000000000001
322110101221202021220201
41102122112323000001
52422211143433032
6104352403205201
76251561323621
oct1223226730001
9273357667821
1088489046017
1134589839a99
1215196976801
138462a96178
1443d6386881
15247d8bb8e7
hex149a5bb001

88489046017 has 16 divisors (see below), whose sum is σ = 94248043344. Its totient is φ = 82791936000.

The previous prime is 88489046011. The next prime is 88489046083. The reversal of 88489046017 is 71064098488.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 989039601 + 87500006416 = 31449^2 + 295804^2 .

It is a cyclic number.

It is not a de Polignac number, because 88489046017 - 231 = 86341562369 is a prime.

It is a super-2 number, since 2×884890460172 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88489046011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13046167 + ... + 13052947.

It is an arithmetic number, because the mean of its divisors is an integer number (5890502709).

Almost surely, 288489046017 is an apocalyptic number.

It is an amenable number.

88489046017 is a deficient number, since it is larger than the sum of its proper divisors (5758997327).

88489046017 is a wasteful number, since it uses less digits than its factorization.

88489046017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11220.

The product of its (nonzero) digits is 3096576, while the sum is 55.

The spelling of 88489046017 in words is "eighty-eight billion, four hundred eighty-nine million, forty-six thousand, seventeen".

Divisors: 1 17 181 3077 4241 6781 72097 115277 767621 1227361 13049557 20865137 28758221 488889757 5205238001 88489046017