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45148469854 = 2186712091181
BaseRepresentation
bin101010000011000011…
…101111101001011110
311022112110210220102011
4222003003233221132
51214431002013404
632424012221434
73155551442665
oct520303575136
9138473726364
1045148469854
1118169152704
12890016a87a
1343468c5727
142284279ddc
1512939b9604
hexa830efa5e

45148469854 has 8 divisors (see below), whose sum is σ = 67758983928. Its totient is φ = 22562141880.

The previous prime is 45148469851. The next prime is 45148469857. The reversal of 45148469854 is 45896484154.

It is an interprime number because it is at equal distance from previous prime (45148469851) and next prime (45148469857).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45148469851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6041857 + ... + 6049324.

It is an arithmetic number, because the mean of its divisors is an integer number (8469872991).

Almost surely, 245148469854 is an apocalyptic number.

45148469854 is a deficient number, since it is larger than the sum of its proper divisors (22610514074).

45148469854 is a wasteful number, since it uses less digits than its factorization.

45148469854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12093050.

The product of its digits is 22118400, while the sum is 58.

The spelling of 45148469854 in words is "forty-five billion, one hundred forty-eight million, four hundred sixty-nine thousand, eight hundred fifty-four".

Divisors: 1 2 1867 3734 12091181 24182362 22574234927 45148469854