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152253355 = 530450671
BaseRepresentation
bin10010001001100…
…11001110101011
3101121111021100011
421010303032223
5302434101410
623035152351
73526063222
oct1104631653
9347437304
10152253355
1178a41221
1242ba56b7
132570a757
1416313cb9
15d57718a
hex91333ab

152253355 has 4 divisors (see below), whose sum is σ = 182704032. Its totient is φ = 121802680.

The previous prime is 152253347. The next prime is 152253371. The reversal of 152253355 is 553352251.

152253355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 553352251 = 4312868657.

It is not a de Polignac number, because 152253355 - 23 = 152253347 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15225331 + ... + 15225340.

It is an arithmetic number, because the mean of its divisors is an integer number (45676008).

Almost surely, 2152253355 is an apocalyptic number.

152253355 is a deficient number, since it is larger than the sum of its proper divisors (30450677).

152253355 is an equidigital number, since it uses as much as digits as its factorization.

152253355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30450676.

The product of its digits is 22500, while the sum is 31.

The square root of 152253355 is about 12339.0986299648. The cubic root of 152253355 is about 533.9766795821.

The spelling of 152253355 in words is "one hundred fifty-two million, two hundred fifty-three thousand, three hundred fifty-five".

Divisors: 1 5 30450671 152253355