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88087441 = 1310136689
BaseRepresentation
bin1010100000000…
…01101110010001
320010202022020211
411100001232101
5140022244231
612424004121
72116505461
oct520015621
9203668224
1088087441
11457a5442
1225600641
1315332560
14b9adba1
157aeeeb1
hex5401b91

88087441 has 8 divisors (see below), whose sum is σ = 94971240. Its totient is φ = 81219072.

The previous prime is 88087427. The next prime is 88087457. The reversal of 88087441 is 14478088.

It can be written as a sum of positive squares in 4 ways, for example, as 9216 + 88078225 = 96^2 + 9385^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 88087441 - 25 = 88087409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 88087394 and 88087403.

It is not an unprimeable number, because it can be changed into a prime (88087141) 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, 9825 + ... + 16513.

It is an arithmetic number, because the mean of its divisors is an integer number (11871405).

Almost surely, 288087441 is an apocalyptic number.

It is an amenable number.

88087441 is a deficient number, since it is larger than the sum of its proper divisors (6883799).

88087441 is a wasteful number, since it uses less digits than its factorization.

88087441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7715.

The product of its (nonzero) digits is 57344, while the sum is 40.

The square root of 88087441 is about 9385.4909834276. The cubic root of 88087441 is about 444.9432928624.

The spelling of 88087441 in words is "eighty-eight million, eighty-seven thousand, four hundred forty-one".

Divisors: 1 13 1013 6689 13169 86957 6775957 88087441