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11208704 = 21113421
BaseRepresentation
bin101010110000…
…100000000000
3210002110110012
4222300200000
510332134304
61040124052
7164162303
oct52604000
923073405
1011208704
1163662a1
123906628
132425a90
1416bab3a
15eb616e
hexab0800

11208704 has 48 divisors (see below), whose sum is σ = 24193260. Its totient is φ = 5160960.

The previous prime is 11208697. The next prime is 11208707. The reversal of 11208704 is 40780211.

It can be written as a sum of positive squares in 2 ways, for example, as 8111104 + 3097600 = 2848^2 + 1760^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11208704.

It is not an unprimeable number, because it can be changed into a prime (11208707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26414 + ... + 26834.

Almost surely, 211208704 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 11208704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12096630).

11208704 is an abundant number, since it is smaller than the sum of its proper divisors (12984556).

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

11208704 is an equidigital number, since it uses as much as digits as its factorization.

11208704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456 (or 436 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 11208704 is about 3347.9402623105. The cubic root of 11208704 is about 223.7957321501.

Adding to 11208704 its reverse (40780211), we get a palindrome (51988915).

The spelling of 11208704 in words is "eleven million, two hundred eight thousand, seven hundred four".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 128 208 256 416 421 512 832 842 1024 1664 1684 2048 3328 3368 5473 6656 6736 10946 13312 13472 21892 26624 26944 43784 53888 87568 107776 175136 215552 350272 431104 700544 862208 1401088 2802176 5604352 11208704