Search a number
-
+
11300240 = 2457171187
BaseRepresentation
bin101011000110…
…110110010000
3210021010000102
4223012312100
510343101430
61042111532
7165023210
oct53066620
923233012
1011300240
116419046
12394b5a8
132458643
141702240
15ed3345
hexac6d90

11300240 has 80 divisors (see below), whose sum is σ = 31819392. Its totient is φ = 3643392.

The previous prime is 11300167. The next prime is 11300251. The reversal of 11300240 is 4200311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8927 + ... + 10113.

Almost surely, 211300240 is an apocalyptic number.

11300240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11300240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15909696).

11300240 is an abundant number, since it is smaller than the sum of its proper divisors (20519152).

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

11300240 is a wasteful number, since it uses less digits than its factorization.

11300240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224 (or 1218 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 11300240 is about 3361.5829604518. The cubic root of 11300240 is about 224.4032913326.

Adding to 11300240 its reverse (4200311), we get a palindrome (15500551).

The spelling of 11300240 in words is "eleven million, three hundred thousand, two hundred forty".

Divisors: 1 2 4 5 7 8 10 14 16 17 20 28 34 35 40 56 68 70 80 85 112 119 136 140 170 238 272 280 340 476 560 595 680 952 1187 1190 1360 1904 2374 2380 4748 4760 5935 8309 9496 9520 11870 16618 18992 20179 23740 33236 40358 41545 47480 66472 80716 83090 94960 100895 132944 141253 161432 166180 201790 282506 322864 332360 403580 565012 664720 706265 807160 1130024 1412530 1614320 2260048 2825060 5650120 11300240