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11404193 = 89971321
BaseRepresentation
bin101011100000…
…001110100001
3210110101121112
4223200032201
510404413233
61044233105
7165635243
oct53401641
923411545
1011404193
11648a159
12399b795
132493a58
14172c093
151004048
hexae03a1

11404193 has 8 divisors (see below), whose sum is σ = 11660040. Its totient is φ = 11151360.

The previous prime is 11404189. The next prime is 11404201. The reversal of 11404193 is 39140411.

It can be written as a sum of positive squares in 4 ways, for example, as 2211169 + 9193024 = 1487^2 + 3032^2 .

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 11404193 - 22 = 11404189 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11401193) 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, 7973 + ... + 9293.

It is an arithmetic number, because the mean of its divisors is an integer number (1457505).

Almost surely, 211404193 is an apocalyptic number.

It is an amenable number.

11404193 is a deficient number, since it is larger than the sum of its proper divisors (255847).

11404193 is an equidigital number, since it uses as much as digits as its factorization.

11404193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1507.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 11404193 is about 3377.0094758529. The cubic root of 11404193 is about 225.0893011777.

The spelling of 11404193 in words is "eleven million, four hundred four thousand, one hundred ninety-three".

Divisors: 1 89 97 1321 8633 117569 128137 11404193