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10505793 = 312132887
BaseRepresentation
bin101000000100…
…111001000001
3201202202020110
4220010321001
510142141133
61013101533
7155204064
oct50047101
921682213
1010505793
115a26181
1236278a9
13223ab5c
1415768db
15dc7c63
hexa04e41

10505793 has 8 divisors (see below), whose sum is σ = 14024128. Its totient is φ = 6995664.

The previous prime is 10505791. The next prime is 10505797. The reversal of 10505793 is 39750501.

It is a happy number.

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

It is not a de Polignac number, because 10505793 - 21 = 10505791 is a prime.

It is a super-2 number, since 2×105057932 = 220743373117698, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10505793.

It is not an unprimeable number, because it can be changed into a prime (10505791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2196 + ... + 5082.

It is an arithmetic number, because the mean of its divisors is an integer number (1753016).

Almost surely, 210505793 is an apocalyptic number.

It is an amenable number.

10505793 is a deficient number, since it is larger than the sum of its proper divisors (3518335).

10505793 is a wasteful number, since it uses less digits than its factorization.

10505793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4103.

The product of its (nonzero) digits is 4725, while the sum is 30.

The square root of 10505793 is about 3241.2641052528. The cubic root of 10505793 is about 219.0162203119.

The spelling of 10505793 in words is "ten million, five hundred five thousand, seven hundred ninety-three".

Divisors: 1 3 1213 2887 3639 8661 3501931 10505793