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153340145 = 574381147
BaseRepresentation
bin10010010001111…
…00100011110001
3101200112111010122
421020330203301
5303223341040
623114340025
73541240550
oct1110744361
9350474118
10153340145
11796137a2
124342a615
13259cb31a
1416517d97
15d6de1b5
hex923c8f1

153340145 has 8 divisors (see below), whose sum is σ = 210295104. Its totient is φ = 105147504.

The previous prime is 153340133. The next prime is 153340151. The reversal of 153340145 is 541043351.

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

It is not a de Polignac number, because 153340145 - 214 = 153323761 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2190539 + ... + 2190608.

It is an arithmetic number, because the mean of its divisors is an integer number (26286888).

Almost surely, 2153340145 is an apocalyptic number.

It is an amenable number.

153340145 is a deficient number, since it is larger than the sum of its proper divisors (56954959).

153340145 is an equidigital number, since it uses as much as digits as its factorization.

153340145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4381159.

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

The square root of 153340145 is about 12383.0587901374. The cubic root of 153340145 is about 535.2441835227.

Adding to 153340145 its reverse (541043351), we get a palindrome (694383496).

The spelling of 153340145 in words is "one hundred fifty-three million, three hundred forty thousand, one hundred forty-five".

Divisors: 1 5 7 35 4381147 21905735 30668029 153340145