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419468142 = 2371984667
BaseRepresentation
bin11001000000001…
…001001101101110
31002020022012010010
4121000021031232
51324340440032
6105342354050
713252264122
oct3100111556
91066265103
10419468142
111a5862695
12b858b926
1368b99902
143d9d1582
1526c5bccc
hex1900936e

419468142 has 16 divisors (see below), whose sum is σ = 850753152. Its totient is φ = 137853240.

The previous prime is 419468131. The next prime is 419468143. The reversal of 419468142 is 241864914.

It is a self number, because there is not a number n which added to its sum of digits gives 419468142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (419468143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 491908 + ... + 492759.

It is an arithmetic number, because the mean of its divisors is an integer number (53172072).

Almost surely, 2419468142 is an apocalyptic number.

419468142 is an abundant number, since it is smaller than the sum of its proper divisors (431285010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

419468142 is a wasteful number, since it uses less digits than its factorization.

419468142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984743.

The product of its digits is 55296, while the sum is 39.

The square root of 419468142 is about 20480.9214148192. The cubic root of 419468142 is about 748.5709927581.

The spelling of 419468142 in words is "four hundred nineteen million, four hundred sixty-eight thousand, one hundred forty-two".

Divisors: 1 2 3 6 71 142 213 426 984667 1969334 2954001 5908002 69911357 139822714 209734071 419468142