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10540007 = 61172787
BaseRepresentation
bin101000001101…
…001111100111
3201211111011122
4220031033213
510144240012
61013524155
7155405612
oct50151747
921744148
1010540007
115a49955
12364365b
1322505ba
141585179
15dd2e72
hexa0d3e7

10540007 has 4 divisors (see below), whose sum is σ = 10712856. Its totient is φ = 10367160.

The previous prime is 10540001. The next prime is 10540027. The reversal of 10540007 is 70004501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70004501 = 710000643.

It is a cyclic number.

It is not a de Polignac number, because 10540007 - 28 = 10539751 is a prime.

It is a super-2 number, since 2×105400072 = 222183495120098, 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 (10540001) 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, 86333 + ... + 86454.

It is an arithmetic number, because the mean of its divisors is an integer number (2678214).

Almost surely, 210540007 is an apocalyptic number.

10540007 is a deficient number, since it is larger than the sum of its proper divisors (172849).

10540007 is an equidigital number, since it uses as much as digits as its factorization.

10540007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172848.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 10540007 is about 3246.5376942213. The cubic root of 10540007 is about 219.2537178872.

Adding to 10540007 its reverse (70004501), we get a palindrome (80544508).

The spelling of 10540007 in words is "ten million, five hundred forty thousand, seven".

Divisors: 1 61 172787 10540007