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545144151 = 31710689101
BaseRepresentation
bin100000011111100…
…011110101010111
31101222210012012010
4200133203311113
52104024103101
6130032155303
716336435356
oct4037436527
91358705163
10545144151
1125a7a0962
12132698b33
1388c30206
145258799d
1532cd42d6
hex207e3d57

545144151 has 8 divisors (see below), whose sum is σ = 769615344. Its totient is φ = 342051200.

The previous prime is 545144147. The next prime is 545144179. The reversal of 545144151 is 151441545.

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 545144151 - 22 = 545144147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545144111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5344500 + ... + 5344601.

It is an arithmetic number, because the mean of its divisors is an integer number (96201918).

Almost surely, 2545144151 is an apocalyptic number.

545144151 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

545144151 is a deficient number, since it is larger than the sum of its proper divisors (224471193).

545144151 is a wasteful number, since it uses less digits than its factorization.

545144151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10689121.

The product of its digits is 8000, while the sum is 30.

The square root of 545144151 is about 23348.3222309441. The cubic root of 545144151 is about 816.9029271917.

Adding to 545144151 its reverse (151441545), we get a palindrome (696585696).

The spelling of 545144151 in words is "five hundred forty-five million, one hundred forty-four thousand, one hundred fifty-one".

Divisors: 1 3 17 51 10689101 32067303 181714717 545144151