Search a number
-
+
335544320 = 2265
BaseRepresentation
bin10100000000000…
…000000000000000
3212101101102021102
4110000000000000
51141344404240
653143513532
711213036216
oct2400000000
9771342242
10335544320
11162451461
12944588a8
1354694547
14327c6cb6
151e6d0815
hex14000000

335544320 has 54 divisors (see below), whose sum is σ = 805306362. Its totient is φ = 134217728.

The previous prime is 335544301. The next prime is 335544323. The reversal of 335544320 is 23445533.

It can be written as a sum of positive squares in only one way, i.e., 268435456 + 67108864 = 16384^2 + 8192^2 .

It is a super-3 number, since 3×3355443203 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a nialpdrome in base 4.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (335544323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (2) of ones.

In principle, a polygon with 335544320 sides can be constructed with ruler and compass.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67108862 + ... + 67108866.

Almost surely, 2335544320 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 335544320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (402653181).

335544320 is an abundant number, since it is smaller than the sum of its proper divisors (469762042).

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

335544320 is an frugal number, since it uses more digits than its factorization.

335544320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57 (or 7 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 29.

The square root of 335544320 is about 18317.8688716783. The cubic root of 335544320 is about 694.8909098483.

Adding to 335544320 its reverse (23445533), we get a palindrome (358989853).

The spelling of 335544320 in words is "three hundred thirty-five million, five hundred forty-four thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1024 1280 2048 2560 4096 5120 8192 10240 16384 20480 32768 40960 65536 81920 131072 163840 262144 327680 524288 655360 1048576 1310720 2097152 2621440 4194304 5242880 8388608 10485760 16777216 20971520 33554432 41943040 67108864 83886080 167772160 335544320