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545544995 = 5131982721
BaseRepresentation
bin100000100001000…
…101101100100011
31102000112120001012
4200201011230203
52104124414440
6130044531135
716343025122
oct4041055443
91360476035
10545544995
1125aa45036
12132850aab
13890407b8
145264dab9
1532d62e65
hex20845b23

545544995 has 8 divisors (see below), whose sum is σ = 655158240. Its totient is φ = 436099840.

The previous prime is 545544917. The next prime is 545545009. The reversal of 545544995 is 599445545.

It is a happy number.

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

It is not a de Polignac number, because 545544995 - 218 = 545282851 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34766 + ... + 47955.

It is an arithmetic number, because the mean of its divisors is an integer number (81894780).

Almost surely, 2545544995 is an apocalyptic number.

545544995 is a deficient number, since it is larger than the sum of its proper divisors (109613245).

545544995 is a wasteful number, since it uses less digits than its factorization.

545544995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84045.

The product of its digits is 3240000, while the sum is 50.

The square root of 545544995 is about 23356.9046536565. The cubic root of 545544995 is about 817.1031007978.

The spelling of 545544995 in words is "five hundred forty-five million, five hundred forty-four thousand, nine hundred ninety-five".

Divisors: 1 5 1319 6595 82721 413605 109108999 545544995