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11311252 = 222827813
BaseRepresentation
bin101011001001…
…100010010100
3210021200010021
4223021202110
510343430002
61042234524
7165100261
oct53114224
923250107
1011311252
116426347
123955a44
132460664
141706268
15ed6737
hexac9894

11311252 has 6 divisors (see below), whose sum is σ = 19794698. Its totient is φ = 5655624.

The previous prime is 11311241. The next prime is 11311253. The reversal of 11311252 is 25211311.

It can be written as a sum of positive squares in only one way, i.e., 7761796 + 3549456 = 2786^2 + 1884^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1413903 + ... + 1413910.

Almost surely, 211311252 is an apocalyptic number.

It is an amenable number.

11311252 is a deficient number, since it is larger than the sum of its proper divisors (8483446).

11311252 is a wasteful number, since it uses less digits than its factorization.

11311252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827817 (or 2827815 counting only the distinct ones).

The product of its digits is 60, while the sum is 16.

The square root of 11311252 is about 3363.2204804324. The cubic root of 11311252 is about 224.4761607813.

Adding to 11311252 its reverse (25211311), we get a palindrome (36522563).

The spelling of 11311252 in words is "eleven million, three hundred eleven thousand, two hundred fifty-two".

Divisors: 1 2 4 2827813 5655626 11311252