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4143893898 = 23690648983
BaseRepresentation
bin1111011011111110…
…1100110110001010
3101200210110121202210
43312333230312022
531441314101043
61523110005550
7204455342214
oct36677546612
911623417683
104143893898
111837135901
129779468b6
13510693231
142b44cd5b4
15193bea633
hexf6fecd8a

4143893898 has 8 divisors (see below), whose sum is σ = 8287787808. Its totient is φ = 1381297964.

The previous prime is 4143893891. The next prime is 4143893899. The reversal of 4143893898 is 8983983414.

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

4143893898 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (4143893891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345324486 + ... + 345324497.

It is an arithmetic number, because the mean of its divisors is an integer number (1035973476).

Almost surely, 24143893898 is an apocalyptic number.

4143893898 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4143893898 is a wasteful number, since it uses less digits than its factorization.

4143893898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690648988.

The product of its digits is 5971968, while the sum is 57.

The square root of 4143893898 is about 64373.0836452628. The cubic root of 4143893898 is about 1606.2120350598.

The spelling of 4143893898 in words is "four billion, one hundred forty-three million, eight hundred ninety-three thousand, eight hundred ninety-eight".

Divisors: 1 2 3 6 690648983 1381297966 2071946949 4143893898