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419474414717 = 1979321193069
BaseRepresentation
bin1100001101010101001…
…11111001110001111101
31111002201220010010202222
412012222213321301331
523333040422232332
6520412012255125
742206652460211
oct6065247716175
91432656103688
10419474414717
1115199740a416
12693691714a5
1330730173467
1416434752941
15ada1445712
hex61aa9f9c7d

419474414717 has 4 divisors (see below), whose sum is σ = 419495627580. Its totient is φ = 419453201856.

The previous prime is 419474414677. The next prime is 419474414753. The reversal of 419474414717 is 717414474914.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 366764683321 + 52709731396 = 605611^2 + 229586^2 .

It is a cyclic number.

It is not a de Polignac number, because 419474414717 - 28 = 419474414461 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 (419474414417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10576742 + ... + 10616327.

It is an arithmetic number, because the mean of its divisors is an integer number (104873906895).

Almost surely, 2419474414717 is an apocalyptic number.

It is an amenable number.

419474414717 is a deficient number, since it is larger than the sum of its proper divisors (21212863).

419474414717 is a wasteful number, since it uses less digits than its factorization.

419474414717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21212862.

The product of its digits is 3161088, while the sum is 53.

The spelling of 419474414717 in words is "four hundred nineteen billion, four hundred seventy-four million, four hundred fourteen thousand, seven hundred seventeen".

Divisors: 1 19793 21193069 419474414717