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152006243 = 5971131277
BaseRepresentation
bin10010000111101…
…10111001100011
3101121000201100212
421003312321203
5302403144433
623030004335
73524013614
oct1103667143
9347021325
10152006243
11788925a4
1242aa66ab
132565212c
141628bc0b
15d528d48
hex90f6e63

152006243 has 16 divisors (see below), whose sum is σ = 158526720. Its totient is φ = 145672800.

The previous prime is 152006227. The next prime is 152006273. The reversal of 152006243 is 342600251.

It is a cyclic number.

It is not a de Polignac number, because 152006243 - 24 = 152006227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152006273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 548621 + ... + 548897.

It is an arithmetic number, because the mean of its divisors is an integer number (9907920).

Almost surely, 2152006243 is an apocalyptic number.

152006243 is a deficient number, since it is larger than the sum of its proper divisors (6520477).

152006243 is a wasteful number, since it uses less digits than its factorization.

152006243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 152006243 is about 12329.0811904213. The cubic root of 152006243 is about 533.6876361494.

Adding to 152006243 its reverse (342600251), we get a palindrome (494606494).

The spelling of 152006243 in words is "one hundred fifty-two million, six thousand, two hundred forty-three".

Divisors: 1 59 71 131 277 4189 7729 9301 16343 19667 36287 548759 1160353 2140933 2576377 152006243