Search a number
-
+
152775253 = 2393831669
BaseRepresentation
bin10010001101100…
…10101001010101
3101122110210020201
421012302221111
5303102302003
623054300501
73533365621
oct1106625125
9348423221
10152775253
1179268344
12431b7731
1325861177
141640c181
15d62bb1d
hex91b2a55

152775253 has 8 divisors (see below), whose sum is σ = 153907200. Its totient is φ = 151647888.

The previous prime is 152775229. The next prime is 152775281. The reversal of 152775253 is 352577251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 152775253 - 25 = 152775221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152775283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90703 + ... + 92371.

It is an arithmetic number, because the mean of its divisors is an integer number (19238400).

Almost surely, 2152775253 is an apocalyptic number.

It is an amenable number.

152775253 is a deficient number, since it is larger than the sum of its proper divisors (1131947).

152775253 is a wasteful number, since it uses less digits than its factorization.

152775253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291.

The product of its digits is 73500, while the sum is 37.

The square root of 152775253 is about 12360.2286791143. The cubic root of 152775253 is about 534.5861101426.

The spelling of 152775253 in words is "one hundred fifty-two million, seven hundred seventy-five thousand, two hundred fifty-three".

Divisors: 1 239 383 1669 91537 398891 639227 152775253