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145054133 = 747943261
BaseRepresentation
bin10001010010101…
…01100110110101
3101002221111212022
420221111212311
5244113213013
622221002525
73410640230
oct1051254665
9332844768
10145054133
1174974354
12406b3445
1324089963
141539c417
15cb04008
hex8a559b5

145054133 has 8 divisors (see below), whose sum is σ = 166126080. Its totient is φ = 124069680.

The previous prime is 145054127. The next prime is 145054153. The reversal of 145054133 is 331450541.

145054133 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 not a de Polignac number, because 145054133 - 210 = 145053109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145054153) 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, 18278 + ... + 24983.

It is an arithmetic number, because the mean of its divisors is an integer number (20765760).

Almost surely, 2145054133 is an apocalyptic number.

It is an amenable number.

145054133 is a deficient number, since it is larger than the sum of its proper divisors (21071947).

145054133 is an equidigital number, since it uses as much as digits as its factorization.

145054133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43747.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 145054133 is about 12043.8421195232. The cubic root of 145054133 is about 525.4241566950.

The spelling of 145054133 in words is "one hundred forty-five million, fifty-four thousand, one hundred thirty-three".

Divisors: 1 7 479 3353 43261 302827 20722019 145054133