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4109454881 = 71930898157
BaseRepresentation
bin1111010011110001…
…0100111000100001
3101121101122221022122
43310330110320201
531404010024011
61515435514025
7203556535010
oct36474247041
911541587278
104109454881
111819753304
129682b8915
135064c590c
142adac6a77
15190b963db
hexf4f14e21

4109454881 has 8 divisors (see below), whose sum is σ = 4943705280. Its totient is φ = 3337000848.

The previous prime is 4109454871. The next prime is 4109454901. The reversal of 4109454881 is 1884549014.

4109454881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4109454881 - 210 = 4109453857 is a prime.

It is a super-2 number, since 2×41094548812 = 33775238837949448322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4109454851) 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, 15448946 + ... + 15449211.

It is an arithmetic number, because the mean of its divisors is an integer number (617963160).

Almost surely, 24109454881 is an apocalyptic number.

It is an amenable number.

4109454881 is a deficient number, since it is larger than the sum of its proper divisors (834250399).

4109454881 is a wasteful number, since it uses less digits than its factorization.

4109454881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30898183.

The product of its (nonzero) digits is 184320, while the sum is 44.

The square root of 4109454881 is about 64105.0300756501. The cubic root of 4109454881 is about 1601.7500228199.

The spelling of 4109454881 in words is "four billion, one hundred nine million, four hundred fifty-four thousand, eight hundred eighty-one".

Divisors: 1 7 19 133 30898157 216287099 587064983 4109454881