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10980217 = 22748371
BaseRepresentation
bin101001111000…
…101101111001
3202122212000201
4221320231321
510302331332
61031202201
7162221203
oct51705571
922585021
1010980217
11621a666
123816361
132375a91
14165b773
15e6d5e7
hexa78b79

10980217 has 4 divisors (see below), whose sum is σ = 11028816. Its totient is φ = 10931620.

The previous prime is 10980199. The next prime is 10980239. The reversal of 10980217 is 71208901.

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.

It is a cyclic number.

It is not a de Polignac number, because 10980217 - 27 = 10980089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10980247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23959 + ... + 24412.

It is an arithmetic number, because the mean of its divisors is an integer number (2757204).

Almost surely, 210980217 is an apocalyptic number.

It is an amenable number.

10980217 is a deficient number, since it is larger than the sum of its proper divisors (48599).

10980217 is an equidigital number, since it uses as much as digits as its factorization.

10980217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48598.

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 10980217 is about 3313.6410487559. The cubic root of 10980217 is about 222.2646048144.

The spelling of 10980217 in words is "ten million, nine hundred eighty thousand, two hundred seventeen".

Divisors: 1 227 48371 10980217