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10918382919 = 34289848557
BaseRepresentation
bin10100010101100100…
…10100110101000111
31001011220212022122120
422022302110311013
5134330101223134
65003230501023
7534365503113
oct121262246507
931156768576
1010918382919
1146a3162764
122148664773
13105004c212
14758106743
1543d81b649
hex28ac94d47

10918382919 has 8 divisors (see below), whose sum is σ = 14561255280. Its totient is φ = 7277216256.

The previous prime is 10918382899. The next prime is 10918382929. The reversal of 10918382919 is 91928381901.

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

It is not a de Polignac number, because 10918382919 - 25 = 10918382887 is a prime.

It is a super-2 number, since 2×109183829192 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10918382929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411412 + ... + 437145.

It is an arithmetic number, because the mean of its divisors is an integer number (1820156910).

Almost surely, 210918382919 is an apocalyptic number.

10918382919 is a deficient number, since it is larger than the sum of its proper divisors (3642872361).

10918382919 is an equidigital number, since it uses as much as digits as its factorization.

10918382919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852849.

The product of its (nonzero) digits is 279936, while the sum is 51.

The spelling of 10918382919 in words is "ten billion, nine hundred eighteen million, three hundred eighty-two thousand, nine hundred nineteen".

Divisors: 1 3 4289 12867 848557 2545671 3639460973 10918382919