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10425031 = 31133521
BaseRepresentation
bin100111110001…
…001011000111
3201121122110021
4213301023013
510132100111
61011240011
7154416451
oct47611307
921548407
1010425031
115980531
1235a9007
132210176
1415552d1
15dadd71
hex9f12c7

10425031 has 4 divisors (see below), whose sum is σ = 10458864. Its totient is φ = 10391200.

The previous prime is 10425017. The next prime is 10425059. The reversal of 10425031 is 13052401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13052401 = 13795273.

It is a cyclic number.

It is not a de Polignac number, because 10425031 - 211 = 10422983 is a prime.

It is a super-2 number, since 2×104250312 = 217362542701922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10424996 and 10425014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10425061) 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 3 ways as a sum of consecutive naturals, for example, 16450 + ... + 17071.

It is an arithmetic number, because the mean of its divisors is an integer number (2614716).

Almost surely, 210425031 is an apocalyptic number.

10425031 is a deficient number, since it is larger than the sum of its proper divisors (33833).

10425031 is an equidigital number, since it uses as much as digits as its factorization.

10425031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33832.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 10425031 is about 3228.7816587685. The cubic root of 10425031 is about 218.4535558906.

Adding to 10425031 its reverse (13052401), we get a palindrome (23477432).

The spelling of 10425031 in words is "ten million, four hundred twenty-five thousand, thirty-one".

Divisors: 1 311 33521 10425031