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11253131224 = 2310912904967
BaseRepresentation
bin10100111101011110…
…10010011111011000
31002001020202021222221
422132233102133120
5141021300144344
65100345353424
7545602015516
oct123657223730
932036667887
1011253131224
114855110055
122220798874
1310a44c533a
1478a7634b6
1545cde1184
hex29ebd27d8

11253131224 has 16 divisors (see below), whose sum is σ = 21293197200. Its totient is φ = 5574945312.

The previous prime is 11253131213. The next prime is 11253131233. The reversal of 11253131224 is 42213135211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6451612 + ... + 6453355.

It is an arithmetic number, because the mean of its divisors is an integer number (1330824825).

Almost surely, 211253131224 is an apocalyptic number.

It is an amenable number.

11253131224 is a deficient number, since it is larger than the sum of its proper divisors (10040065976).

11253131224 is a wasteful number, since it uses less digits than its factorization.

11253131224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12905082 (or 12905078 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

Adding to 11253131224 its reverse (42213135211), we get a palindrome (53466266435).

The spelling of 11253131224 in words is "eleven billion, two hundred fifty-three million, one hundred thirty-one thousand, two hundred twenty-four".

Divisors: 1 2 4 8 109 218 436 872 12904967 25809934 51619868 103239736 1406641403 2813282806 5626565612 11253131224