Search a number
-
+
245254344 = 23317957089
BaseRepresentation
bin11101001111001…
…00100011001000
3122002111012201020
432213210203020
51000241114334
640200352440
76035425146
oct1647444310
9562435636
10245254344
11116492245
126a175720
133ba7061a
1424802596
15167e7e49
hexe9e48c8

245254344 has 32 divisors (see below), whose sum is σ = 616572000. Its totient is φ = 81293312.

The previous prime is 245254301. The next prime is 245254349. The reversal of 245254344 is 443452542.

245254344 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (245254349) 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, 24249 + ... + 32840.

It is an arithmetic number, because the mean of its divisors is an integer number (19267875).

Almost surely, 2245254344 is an apocalyptic number.

245254344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

245254344 is an abundant number, since it is smaller than the sum of its proper divisors (371317656).

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

245254344 is a wasteful number, since it uses less digits than its factorization.

245254344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57277 (or 57273 counting only the distinct ones).

The product of its digits is 76800, while the sum is 33.

The square root of 245254344 is about 15660.5984559978. The cubic root of 245254344 is about 625.9489320622.

The spelling of 245254344 in words is "two hundred forty-five million, two hundred fifty-four thousand, three hundred forty-four".

Divisors: 1 2 3 4 6 8 12 24 179 358 537 716 1074 1432 2148 4296 57089 114178 171267 228356 342534 456712 685068 1370136 10218931 20437862 30656793 40875724 61313586 81751448 122627172 245254344