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152006201 = 180184401
BaseRepresentation
bin10010000111101…
…10111000111001
3101121000201022022
421003312320321
5302403144301
623030004225
73524013524
oct1103667071
9347021268
10152006201
1178892566
1242aa6675
13256520c9
141628bbbb
15d528d1b
hex90f6e39

152006201 has 4 divisors (see below), whose sum is σ = 152092404. Its totient is φ = 151920000.

The previous prime is 152006177. The next prime is 152006219. The reversal of 152006201 is 102600251.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102600251 = 137892327.

It can be written as a sum of positive squares in 2 ways, for example, as 11560000 + 140446201 = 3400^2 + 11851^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-152006201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 152006201.

It is not an unprimeable number, because it can be changed into a prime (152006501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40400 + ... + 44001.

It is an arithmetic number, because the mean of its divisors is an integer number (38023101).

Almost surely, 2152006201 is an apocalyptic number.

It is an amenable number.

152006201 is a deficient number, since it is larger than the sum of its proper divisors (86203).

152006201 is an equidigital number, since it uses as much as digits as its factorization.

152006201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86202.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 152006201 is about 12329.0794871312. The cubic root of 152006201 is about 533.6875869960.

Adding to 152006201 its reverse (102600251), we get a palindrome (254606452).

The spelling of 152006201 in words is "one hundred fifty-two million, six thousand, two hundred one".

Divisors: 1 1801 84401 152006201