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10908193 = 68315971
BaseRepresentation
bin101001100111…
…001000100001
3202112012020011
4221213020201
510243030233
61025444521
7161501212
oct51471041
922465204
1010908193
11618053a
1237a0741
13234c06a
14163d409
15e570cd
hexa67221

10908193 has 4 divisors (see below), whose sum is σ = 10924848. Its totient is φ = 10891540.

The previous prime is 10908181. The next prime is 10908217. The reversal of 10908193 is 39180901.

10908193 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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: 39180901 = 359109139.

It is a cyclic number.

It is not a de Polignac number, because 10908193 - 217 = 10777121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10908103) 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, 7303 + ... + 8668.

It is an arithmetic number, because the mean of its divisors is an integer number (2731212).

Almost surely, 210908193 is an apocalyptic number.

It is an amenable number.

10908193 is a deficient number, since it is larger than the sum of its proper divisors (16655).

10908193 is an equidigital number, since it uses as much as digits as its factorization.

10908193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16654.

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 10908193 is about 3302.7553648431. The cubic root of 10908193 is about 221.7775617383. Note that the first 3 decimals are identical.

The spelling of 10908193 in words is "ten million, nine hundred eight thousand, one hundred ninety-three".

Divisors: 1 683 15971 10908193