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70115734 = 2132207443
BaseRepresentation
bin1000010110111…
…10000110010110
311212221020201001
410023132012112
5120422200414
610542453514
71510655023
oct413360626
9155836631
1070115734
113663aa97
121b59429a
13116ac400
14945254a
156250074
hex42de196

70115734 has 12 divisors (see below), whose sum is σ = 113886756. Its totient is φ = 32360952.

The previous prime is 70115711. The next prime is 70115737. The reversal of 70115734 is 43751107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70115737) 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, 103384 + ... + 104059.

It is an arithmetic number, because the mean of its divisors is an integer number (9490563).

Almost surely, 270115734 is an apocalyptic number.

70115734 is a deficient number, since it is larger than the sum of its proper divisors (43771022).

70115734 is a wasteful number, since it uses less digits than its factorization.

70115734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207471 (or 207458 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 70115734 is about 8373.5138382880. The cubic root of 70115734 is about 412.3555348416.

The spelling of 70115734 in words is "seventy million, one hundred fifteen thousand, seven hundred thirty-four".

Divisors: 1 2 13 26 169 338 207443 414886 2696759 5393518 35057867 70115734