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10980893 = 711142609
BaseRepresentation
bin101001111000…
…111000011101
3202122212221202
4221320320131
510302342033
61031205245
7162223160
oct51707035
922585852
1010980893
116220120
123816825
132376191
14165bad7
15e6d8e8
hexa78e1d

10980893 has 8 divisors (see below), whose sum is σ = 13690560. Its totient is φ = 8556480.

The previous prime is 10980889. The next prime is 10980919. The reversal of 10980893 is 39808901.

10980893 is nontrivially palindromic in base 3.

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

It is a cyclic number.

It is not a de Polignac number, because 10980893 - 22 = 10980889 is a prime.

It is a super-2 number, since 2×109808932 = 241160022154898, 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 (10980833) 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 7 ways as a sum of consecutive naturals, for example, 71228 + ... + 71381.

It is an arithmetic number, because the mean of its divisors is an integer number (1711320).

Almost surely, 210980893 is an apocalyptic number.

It is an amenable number.

10980893 is a deficient number, since it is larger than the sum of its proper divisors (2709667).

10980893 is a wasteful number, since it uses less digits than its factorization.

10980893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142627.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 10980893 is about 3313.7430497852. The cubic root of 10980893 is about 222.2691659807.

It can be divided in two parts, 109808 and 93, that added together give a palindrome (109901).

The spelling of 10980893 in words is "ten million, nine hundred eighty thousand, eight hundred ninety-three".

Divisors: 1 7 11 77 142609 998263 1568699 10980893