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10302013 = 31439757
BaseRepresentation
bin100111010011…
…001000111101
3201101101201001
4213103020331
510114131023
61004450301
7153365011
oct47231075
921341631
1010302013
1158a7067
123549991
132199187
141522541
15d876ad
hex9d323d

10302013 has 8 divisors (see below), whose sum is σ = 10672640. Its totient is φ = 9933840.

The previous prime is 10302011. The next prime is 10302037. The reversal of 10302013 is 31020301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10302013 - 21 = 10302011 is a prime.

It is a super-2 number, since 2×103020132 = 212262943704338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10302011) 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 7 ways as a sum of consecutive naturals, for example, 13231 + ... + 13987.

It is an arithmetic number, because the mean of its divisors is an integer number (1334080).

Almost surely, 210302013 is an apocalyptic number.

It is an amenable number.

10302013 is a deficient number, since it is larger than the sum of its proper divisors (370627).

10302013 is an equidigital number, since it uses as much as digits as its factorization.

10302013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 10302013 is about 3209.6749056563. The cubic root of 10302013 is about 217.5908846406.

Adding to 10302013 its reverse (31020301), we get a palindrome (41322314).

The spelling of 10302013 in words is "ten million, three hundred two thousand, thirteen".

Divisors: 1 31 439 757 13609 23467 332323 10302013