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88029433 = 325327061
BaseRepresentation
bin1010011111100…
…11100011111001
320010122100200101
411033303203321
5140013420213
612422435401
72116144402
oct517634371
9203570611
1088029433
11457658a8
1225592b61
131531202b
14b9969a9
157adcbdd
hex53f38f9

88029433 has 4 divisors (see below), whose sum is σ = 88059748. Its totient is φ = 87999120.

The previous prime is 88029427. The next prime is 88029437. The reversal of 88029433 is 33492088.

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 56355049 + 31674384 = 7507^2 + 5628^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-88029433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 88029392 and 88029401.

It is not an unprimeable number, because it can be changed into a prime (88029437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10278 + ... + 16783.

It is an arithmetic number, because the mean of its divisors is an integer number (22014937).

Almost surely, 288029433 is an apocalyptic number.

It is an amenable number.

88029433 is a deficient number, since it is larger than the sum of its proper divisors (30315).

88029433 is a wasteful number, since it uses less digits than its factorization.

88029433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30314.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 88029433 is about 9382.4001726637. The cubic root of 88029433 is about 444.8456022877.

The spelling of 88029433 in words is "eighty-eight million, twenty-nine thousand, four hundred thirty-three".

Divisors: 1 3253 27061 88029433