Search a number
-
+
10980393 = 33660131
BaseRepresentation
bin101001111000…
…110000101001
3202122212021020
4221320300221
510302333033
61031203053
7162221544
oct51706051
922585236
1010980393
11621a806
123816489
132375b98
14165b85b
15e6d6b3
hexa78c29

10980393 has 4 divisors (see below), whose sum is σ = 14640528. Its totient is φ = 7320260.

The previous prime is 10980391. The next prime is 10980401. The reversal of 10980393 is 39308901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39308901 = 313102967.

It is a cyclic number.

It is not a de Polignac number, because 10980393 - 21 = 10980391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10980391) by changing a digit.

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, 1830063 + ... + 1830068.

It is an arithmetic number, because the mean of its divisors is an integer number (3660132).

Almost surely, 210980393 is an apocalyptic number.

It is an amenable number.

10980393 is a deficient number, since it is larger than the sum of its proper divisors (3660135).

10980393 is an equidigital number, since it uses as much as digits as its factorization.

10980393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3660134.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 10980393 is about 3313.6676055392. The cubic root of 10980393 is about 222.2657923550.

The spelling of 10980393 in words is "ten million, nine hundred eighty thousand, three hundred ninety-three".

Divisors: 1 3 3660131 10980393