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10980917 = 19659877
BaseRepresentation
bin101001111000…
…111000110101
3202122212222122
4221320320311
510302342132
61031205325
7162223223
oct51707065
922585878
1010980917
116220142
123816845
1323761ac
14165bb13
15e6d912
hexa78e35

10980917 has 8 divisors (see below), whose sum is σ = 11589600. Its totient is φ = 10375344.

The previous prime is 10980889. The next prime is 10980919. The reversal of 10980917 is 71908901.

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 10980917 - 216 = 10915381 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 (10980919) 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, 12083 + ... + 12959.

It is an arithmetic number, because the mean of its divisors is an integer number (1448700).

Almost surely, 210980917 is an apocalyptic number.

It is an amenable number.

10980917 is a deficient number, since it is larger than the sum of its proper divisors (608683).

10980917 is an equidigital number, since it uses as much as digits as its factorization.

10980917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555.

The product of its (nonzero) digits is 4536, while the sum is 35.

The square root of 10980917 is about 3313.7466710658. The cubic root of 10980917 is about 222.2693279122.

The spelling of 10980917 in words is "ten million, nine hundred eighty thousand, nine hundred seventeen".

Divisors: 1 19 659 877 12521 16663 577943 10980917