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70088404 = 2217522101
BaseRepresentation
bin1000010110101…
…11011011010100
311212212212012211
410023113123110
5120420312104
610542123204
71510512241
oct413273324
9155785184
1070088404
1136621501
121b580504
131169cb39
1494465c8
156246e04
hex42d76d4

70088404 has 6 divisors (see below), whose sum is σ = 122654714. Its totient is φ = 35044200.

The previous prime is 70088377. The next prime is 70088413. The reversal of 70088404 is 40488007.

It can be written as a sum of positive squares in only one way, i.e., 50268100 + 19820304 = 7090^2 + 4452^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8761047 + ... + 8761054.

Almost surely, 270088404 is an apocalyptic number.

It is an amenable number.

70088404 is a deficient number, since it is larger than the sum of its proper divisors (52566310).

70088404 is a wasteful number, since it uses less digits than its factorization.

70088404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17522105 (or 17522103 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 31.

The square root of 70088404 is about 8371.8817478510. The cubic root of 70088404 is about 412.3019513319.

The spelling of 70088404 in words is "seventy million, eighty-eight thousand, four hundred four".

Divisors: 1 2 4 17522101 35044202 70088404