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152300205 = 32515721557
BaseRepresentation
bin10010001001111…
…10101010101101
3101121120122121100
421010332222231
5302442101310
623040153313
73526346631
oct1104765255
9347518540
10152300205
1178a73442
1243008839
1325725b85
1416326dc1
15d585ec0
hex913eaad

152300205 has 24 divisors (see below), whose sum is σ = 265680792. Its totient is φ = 80705664.

The previous prime is 152300173. The next prime is 152300209. The reversal of 152300205 is 502003251.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 49284 + 152250921 = 222^2 + 12339^2 .

It is not a de Polignac number, because 152300205 - 25 = 152300173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152300209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3714 + ... + 17843.

It is an arithmetic number, because the mean of its divisors is an integer number (11070033).

Almost surely, 2152300205 is an apocalyptic number.

152300205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

152300205 is a deficient number, since it is larger than the sum of its proper divisors (113380587).

152300205 is a wasteful number, since it uses less digits than its factorization.

152300205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21725 (or 21722 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 152300205 is about 12340.9969208326. The cubic root of 152300205 is about 534.0314440938.

Adding to 152300205 its reverse (502003251), we get a palindrome (654303456).

The spelling of 152300205 in words is "one hundred fifty-two million, three hundred thousand, two hundred five".

Divisors: 1 3 5 9 15 45 157 471 785 1413 2355 7065 21557 64671 107785 194013 323355 970065 3384449 10153347 16922245 30460041 50766735 152300205