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70675423 = 7131375669
BaseRepresentation
bin1000011011001…
…10101111011111
311220222200110021
410031212233133
5121043103143
611002453011
71515505540
oct415465737
9156880407
1070675423
1136992545
121b804167
13118470a0
14955a4c7
156310ced
hex4366bdf

70675423 has 16 divisors (see below), whose sum is σ = 87635520. Its totient is φ = 55501056.

The previous prime is 70675379. The next prime is 70675427. The reversal of 70675423 is 32457607.

It is a happy number.

It is not a de Polignac number, because 70675423 - 29 = 70674911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70675427) 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 15 ways as a sum of consecutive naturals, for example, 9633 + ... + 15301.

It is an arithmetic number, because the mean of its divisors is an integer number (5477220).

Almost surely, 270675423 is an apocalyptic number.

70675423 is a deficient number, since it is larger than the sum of its proper divisors (16960097).

70675423 is a wasteful number, since it uses less digits than its factorization.

70675423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5826.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 70675423 is about 8406.8676092823. The cubic root of 70675423 is about 413.4498183804.

The spelling of 70675423 in words is "seventy million, six hundred seventy-five thousand, four hundred twenty-three".

Divisors: 1 7 13 91 137 959 1781 5669 12467 39683 73697 515879 776653 5436571 10096489 70675423