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10509042 = 231751507
BaseRepresentation
bin101000000101…
…101011110010
3201202220200210
4220011223302
510142242132
61013124550
7155216415
oct50055362
921686623
1010509042
115a28665
123629756
13223c48b
141577b7c
15dc8bcc
hexa05af2

10509042 has 8 divisors (see below), whose sum is σ = 21018096. Its totient is φ = 3503012.

The previous prime is 10509029. The next prime is 10509097. The reversal of 10509042 is 24090501.

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

It is a super-2 number, since 2×105090422 = 220879927515528, which contains 22 as substring.

It is an unprimeable number.

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, 875748 + ... + 875759.

It is an arithmetic number, because the mean of its divisors is an integer number (2627262).

Almost surely, 210509042 is an apocalyptic number.

10509042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10509042 is a wasteful number, since it uses less digits than its factorization.

10509042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751512.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 10509042 is about 3241.7652598546. The cubic root of 10509042 is about 219.0387954873.

Adding to 10509042 its reverse (24090501), we get a palindrome (34599543).

The spelling of 10509042 in words is "ten million, five hundred nine thousand, forty-two".

Divisors: 1 2 3 6 1751507 3503014 5254521 10509042