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88607245 = 517721449
BaseRepresentation
bin1010100100000…
…00101000001101
320011201201021211
411102000220031
5140140412440
612443054421
72124102106
oct522005015
9204651254
1088607245
114601aa31
1225811411
131548502c
14baa73ad
157ba3eea
hex5480a0d

88607245 has 4 divisors (see below), whose sum is σ = 106328700. Its totient is φ = 70885792.

The previous prime is 88607237. The next prime is 88607249. The reversal of 88607245 is 54270688.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 55636681 + 32970564 = 7459^2 + 5742^2 .

It is a cyclic number.

It is not a de Polignac number, because 88607245 - 23 = 88607237 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 88607198 and 88607207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88607249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8860720 + ... + 8860729.

It is an arithmetic number, because the mean of its divisors is an integer number (26582175).

Almost surely, 288607245 is an apocalyptic number.

It is an amenable number.

88607245 is a deficient number, since it is larger than the sum of its proper divisors (17721455).

88607245 is a wasteful number, since it uses less digits than its factorization.

88607245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17721454.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 88607245 is about 9413.1421427704. The cubic root of 88607245 is about 445.8167804338.

The spelling of 88607245 in words is "eighty-eight million, six hundred seven thousand, two hundred forty-five".

Divisors: 1 5 17721449 88607245