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153443045 = 574384087
BaseRepresentation
bin10010010010101…
…01101011100101
3101200201201021202
421021111223211
5303240134140
623120452245
73542146550
oct1111255345
9350651252
10153443045
1179684038
124347a085
1325a36102
1416543697
15d70e915
hex9255ae5

153443045 has 8 divisors (see below), whose sum is σ = 210436224. Its totient is φ = 105218064.

The previous prime is 153443041. The next prime is 153443083. The reversal of 153443045 is 540344351.

153443045 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 153443045 - 22 = 153443041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 153442999 and 153443017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153443041) 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, 2192009 + ... + 2192078.

It is an arithmetic number, because the mean of its divisors is an integer number (26304528).

Almost surely, 2153443045 is an apocalyptic number.

It is an amenable number.

153443045 is a deficient number, since it is larger than the sum of its proper divisors (56993179).

153443045 is an equidigital number, since it uses as much as digits as its factorization.

153443045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4384099.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 153443045 is about 12387.2129633748. The cubic root of 153443045 is about 535.3638832296.

Adding to 153443045 its reverse (540344351), we get a palindrome (693787396).

The spelling of 153443045 in words is "one hundred fifty-three million, four hundred forty-three thousand, forty-five".

Divisors: 1 5 7 35 4384087 21920435 30688609 153443045