Search a number
-
+
675312288 = 253719227233
BaseRepresentation
bin101000010000000…
…111001010100000
31202001201102022020
4220100013022200
52340334443123
6151002141440
722510026330
oct5020071240
91661642266
10675312288
11317218132
1216a1b1880
13a9ba7391
146598d0c0
153e4477e3
hex284072a0

675312288 has 192 divisors, whose sum is σ = 2151152640. Its totient is φ = 181204992.

The previous prime is 675312283. The next prime is 675312293. The reversal of 675312288 is 882213576.

It is an interprime number because it is at equal distance from previous prime (675312283) and next prime (675312293).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (675312283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2898220 + ... + 2898452.

It is an arithmetic number, because the mean of its divisors is an integer number (11203920).

Almost surely, 2675312288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 675312288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1075576320).

675312288 is an abundant number, since it is smaller than the sum of its proper divisors (1475840352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

675312288 is a wasteful number, since it uses less digits than its factorization.

675312288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499 (or 491 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 675312288 is about 25986.7714039278. The cubic root of 675312288 is about 877.3405799627.

The spelling of 675312288 in words is "six hundred seventy-five million, three hundred twelve thousand, two hundred eighty-eight".