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10431007 = 22874561
BaseRepresentation
bin100111110010…
…101000011111
3201121221122121
4213302220133
510132243012
61011323411
7154443046
oct47625037
921557577
1010431007
115984a74
1235b0567
132212ac2
14155755d
15db0a07
hex9f2a1f

10431007 has 4 divisors (see below), whose sum is σ = 10437856. Its totient is φ = 10424160.

The previous prime is 10430999. The next prime is 10431011. The reversal of 10431007 is 70013401.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 70013401 = 276725303.

It is a cyclic number.

It is not a de Polignac number, because 10431007 - 23 = 10430999 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 (10431017) 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, 7 + ... + 4567.

It is an arithmetic number, because the mean of its divisors is an integer number (2609464).

Almost surely, 210431007 is an apocalyptic number.

10431007 is a deficient number, since it is larger than the sum of its proper divisors (6849).

10431007 is an equidigital number, since it uses as much as digits as its factorization.

10431007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6848.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 10431007 is about 3229.7069526507. The cubic root of 10431007 is about 218.4952897099.

Adding to 10431007 its reverse (70013401), we get a palindrome (80444408).

The spelling of 10431007 in words is "ten million, four hundred thirty-one thousand, seven".

Divisors: 1 2287 4561 10431007