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10480861 = 29361409
BaseRepresentation
bin100111111110…
…110011011101
3201201111001001
4213332303131
510140341421
61012350301
7155041306
oct47766335
921644031
1010480861
115a09476
123615391
13222c6c1
14156b7ad
15dc0691
hex9fecdd

10480861 has 4 divisors (see below), whose sum is σ = 10842300. Its totient is φ = 10119424.

The previous prime is 10480853. The next prime is 10480889. The reversal of 10480861 is 16808401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16808401 = 41409961.

It can be written as a sum of positive squares in 2 ways, for example, as 6200100 + 4280761 = 2490^2 + 2069^2 .

It is a cyclic number.

It is not a de Polignac number, because 10480861 - 23 = 10480853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10480831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180676 + ... + 180733.

It is an arithmetic number, because the mean of its divisors is an integer number (2710575).

Almost surely, 210480861 is an apocalyptic number.

It is an amenable number.

10480861 is a deficient number, since it is larger than the sum of its proper divisors (361439).

10480861 is an equidigital number, since it uses as much as digits as its factorization.

10480861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361438.

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 10480861 is about 3237.4157904106. The cubic root of 10480861 is about 218.8428290639.

The spelling of 10480861 in words is "ten million, four hundred eighty thousand, eight hundred sixty-one".

Divisors: 1 29 361409 10480861