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4894043913 = 3211229321559
BaseRepresentation
bin1001000111011010…
…10010111100001001
3110122002000012010200
410203231102330021
540010333401123
62125344202413
7232164454413
oct44355227411
913562005120
104894043913
1120916186a0
12b47009409
135ccc11095
14345d9d9b3
151d99c7143
hex123b52f09

4894043913 has 24 divisors (see below), whose sum is σ = 7715547840. Its totient is φ = 2964656160.

The previous prime is 4894043879. The next prime is 4894043941. The reversal of 4894043913 is 3193404984.

It is a happy number.

4894043913 is a `hidden beast` number, since 489 + 40 + 43 + 91 + 3 = 666.

It is not a de Polignac number, because 4894043913 - 220 = 4892995337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4894043993) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 216228 + ... + 237786.

It is an arithmetic number, because the mean of its divisors is an integer number (321481160).

Almost surely, 24894043913 is an apocalyptic number.

It is an amenable number.

4894043913 is a deficient number, since it is larger than the sum of its proper divisors (2821503927).

4894043913 is a wasteful number, since it uses less digits than its factorization.

4894043913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23869 (or 23866 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 4894043913 is about 69957.4435853684. The cubic root of 4894043913 is about 1697.8107821049.

The spelling of 4894043913 in words is "four billion, eight hundred ninety-four million, forty-three thousand, nine hundred thirteen".

Divisors: 1 3 9 11 33 99 2293 6879 20637 21559 25223 64677 75669 194031 227007 237149 711447 2134341 49434787 148304361 444913083 543782657 1631347971 4894043913