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11937485 = 571720063
BaseRepresentation
bin101101100010…
…011011001101
3211110111011002
4231202123031
511023444420
61103510045
7203316110
oct55423315
924414132
1011937485
11681389a
123bb8325
13261c701
14182a577
1510ac075
hexb626cd

11937485 has 16 divisors (see below), whose sum is σ = 17335296. Its totient is φ = 7703808.

The previous prime is 11937469. The next prime is 11937487. The reversal of 11937485 is 58473911.

It is not a de Polignac number, because 11937485 - 24 = 11937469 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11937487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9437 + ... + 10626.

It is an arithmetic number, because the mean of its divisors is an integer number (1083456).

Almost surely, 211937485 is an apocalyptic number.

It is an amenable number.

11937485 is a deficient number, since it is larger than the sum of its proper divisors (5397811).

11937485 is a wasteful number, since it uses less digits than its factorization.

11937485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20092.

The product of its digits is 30240, while the sum is 38.

The square root of 11937485 is about 3455.0665695468. The cubic root of 11937485 is about 228.5445905059.

The spelling of 11937485 in words is "eleven million, nine hundred thirty-seven thousand, four hundred eighty-five".

Divisors: 1 5 7 17 35 85 119 595 20063 100315 140441 341071 702205 1705355 2387497 11937485