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516071423 = 7432297487
BaseRepresentation
bin11110110000101…
…001111111111111
31022222002010220102
4132300221333333
52024103241143
6123113111315
715534351260
oct3660517777
91288063812
10516071423
1124534410a
121249b853b
1382bc130a
144c77a967
15304900b8
hex1ec29fff

516071423 has 16 divisors (see below), whose sum is σ = 606228480. Its totient is φ = 430115616.

The previous prime is 516071399. The next prime is 516071471. The reversal of 516071423 is 324170615.

It is not a de Polignac number, because 516071423 - 26 = 516071359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516077423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65186 + ... + 72672.

It is an arithmetic number, because the mean of its divisors is an integer number (37889280).

Almost surely, 2516071423 is an apocalyptic number.

516071423 is a deficient number, since it is larger than the sum of its proper divisors (90157057).

516071423 is a wasteful number, since it uses less digits than its factorization.

516071423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7766.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 516071423 is about 22717.2054399303. The cubic root of 516071423 is about 802.1149366889.

The spelling of 516071423 in words is "five hundred sixteen million, seventy-one thousand, four hundred twenty-three".

Divisors: 1 7 43 229 301 1603 7487 9847 52409 68929 321941 1714523 2253587 12001661 73724489 516071423