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88299629 = 112729749
BaseRepresentation
bin1010100001101…
…01100001101101
320011011002022122
411100311201231
5140101042004
612432322325
72121351215
oct520654155
9204132278
1088299629
114592a900
12256a33a5
13153a8002
14ba27245
157b42cbe
hex543586d

88299629 has 6 divisors (see below), whose sum is σ = 97056750. Its totient is φ = 80272280.

The previous prime is 88299587. The next prime is 88299637. The reversal of 88299629 is 92699288.

It can be written as a sum of positive squares in only one way, i.e., 67158025 + 21141604 = 8195^2 + 4598^2 .

It is a de Polignac number, because none of the positive numbers 2k-88299629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88299329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 364754 + ... + 364995.

It is an arithmetic number, because the mean of its divisors is an integer number (16176125).

Almost surely, 288299629 is an apocalyptic number.

It is an amenable number.

88299629 is a deficient number, since it is larger than the sum of its proper divisors (8757121).

88299629 is a wasteful number, since it uses less digits than its factorization.

88299629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729771 (or 729760 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 53.

The square root of 88299629 is about 9396.7882279000. The cubic root of 88299629 is about 445.3002711873.

The spelling of 88299629 in words is "eighty-eight million, two hundred ninety-nine thousand, six hundred twenty-nine".

Divisors: 1 11 121 729749 8027239 88299629