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10240237 = 71462891
BaseRepresentation
bin100111000100…
…000011101101
3201021020222001
4213010003231
510110141422
61003252301
7153016630
oct47040355
921236861
1010240237
115864707
12351a091
132177017
141507c17
15d74227
hex9c40ed

10240237 has 4 divisors (see below), whose sum is σ = 11703136. Its totient is φ = 8777340.

The previous prime is 10240229. The next prime is 10240301. The reversal of 10240237 is 73204201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10240237 - 23 = 10240229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10240207) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 731439 + ... + 731452.

It is an arithmetic number, because the mean of its divisors is an integer number (2925784).

Almost surely, 210240237 is an apocalyptic number.

It is an amenable number.

10240237 is a deficient number, since it is larger than the sum of its proper divisors (1462899).

10240237 is an equidigital number, since it uses as much as digits as its factorization.

10240237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462898.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 10240237 is about 3200.0370310357. The cubic root of 10240237 is about 217.1550846193.

Adding to 10240237 its reverse (73204201), we get a palindrome (83444438).

The spelling of 10240237 in words is "ten million, two hundred forty thousand, two hundred thirty-seven".

Divisors: 1 7 1462891 10240237