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70116423 = 3131797857
BaseRepresentation
bin1000010110111…
…10010001000111
311212221021122120
410023132101013
5120422211143
610542501023
71510660026
oct413362107
9155837576
1070116423
1136640563
121b594773
13116ac810
1494528bd
156250383
hex42de447

70116423 has 8 divisors (see below), whose sum is σ = 100680048. Its totient is φ = 43148544.

The previous prime is 70116413. The next prime is 70116467. The reversal of 70116423 is 32461107.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70116423 - 212 = 70112327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70116393 and 70116402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70116413) 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 7 ways as a sum of consecutive naturals, for example, 898890 + ... + 898967.

It is an arithmetic number, because the mean of its divisors is an integer number (12585006).

Almost surely, 270116423 is an apocalyptic number.

70116423 is a deficient number, since it is larger than the sum of its proper divisors (30563625).

70116423 is a wasteful number, since it uses less digits than its factorization.

70116423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1797873.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 70116423 is about 8373.5549798159. The cubic root of 70116423 is about 412.3568855229.

The spelling of 70116423 in words is "seventy million, one hundred sixteen thousand, four hundred twenty-three".

Divisors: 1 3 13 39 1797857 5393571 23372141 70116423