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152828399 = 2313150723
BaseRepresentation
bin10010001101111…
…11100111101111
3101122120111011002
421012333213233
5303111002044
623055350515
73534006563
oct1106774757
9348514132
10152828399
11792a4269
124322243b
132587c409
14164236a3
15d63c74e
hex91bf9ef

152828399 has 8 divisors (see below), whose sum is σ = 160693632. Its totient is φ = 145064920.

The previous prime is 152828387. The next prime is 152828441. The reversal of 152828399 is 993828251.

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 152828399 - 24 = 152828383 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 (152828359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22349 + ... + 28374.

It is an arithmetic number, because the mean of its divisors is an integer number (20086704).

Almost surely, 2152828399 is an apocalyptic number.

152828399 is a deficient number, since it is larger than the sum of its proper divisors (7865233).

152828399 is a wasteful number, since it uses less digits than its factorization.

152828399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50877.

The product of its digits is 311040, while the sum is 47.

The square root of 152828399 is about 12362.3783714947. The cubic root of 152828399 is about 534.6480918641.

The spelling of 152828399 in words is "one hundred fifty-two million, eight hundred twenty-eight thousand, three hundred ninety-nine".

Divisors: 1 23 131 3013 50723 1166629 6644713 152828399