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88465 = 5131361
BaseRepresentation
bin10101100110010001
311111100111
4111212101
510312330
61521321
7515626
oct254621
9144314
1088465
1160513
1243241
1331360
142434d
151b32a
hex15991

88465 has 8 divisors (see below), whose sum is σ = 114408. Its totient is φ = 65280.

The previous prime is 88463. The next prime is 88469. The reversal of 88465 is 56488.

It can be written as a sum of positive squares in 4 ways, for example, as 256 + 88209 = 16^2 + 297^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 88465 - 21 = 88463 is a prime.

It is a Duffinian number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88463) 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, 616 + ... + 745.

It is an arithmetic number, because the mean of its divisors is an integer number (14301).

288465 is an apocalyptic number.

It is an amenable number.

88465 is a deficient number, since it is larger than the sum of its proper divisors (25943).

88465 is a wasteful number, since it uses less digits than its factorization.

88465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379.

The product of its digits is 7680, while the sum is 31.

The square root of 88465 is about 297.4306641892. The cubic root of 88465 is about 44.5578089747.

It can be divided in two parts, 884 and 65, that added together give a palindrome (949).

The spelling of 88465 in words is "eighty-eight thousand, four hundred sixty-five".

Divisors: 1 5 13 65 1361 6805 17693 88465