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11231193 = 37947389
BaseRepresentation
bin101010110101…
…111111011001
3210010121022010
4222311333121
510333344233
61040420133
7164315001
oct52657731
923117263
1011231193
116381186
123917649
13243309c
1416c5001
15ebcb63
hexab5fd9

11231193 has 8 divisors (see below), whose sum is σ = 15164800. Its totient is φ = 7392528.

The previous prime is 11231159. The next prime is 11231201. The reversal of 11231193 is 39113211.

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

It is not a de Polignac number, because 11231193 - 210 = 11230169 is a prime.

It is a super-2 number, since 2×112311932 = 252279392406498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11231093) 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, 23458 + ... + 23931.

It is an arithmetic number, because the mean of its divisors is an integer number (1895600).

Almost surely, 211231193 is an apocalyptic number.

It is an amenable number.

11231193 is a deficient number, since it is larger than the sum of its proper divisors (3933607).

11231193 is an equidigital number, since it uses as much as digits as its factorization.

11231193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47471.

The product of its digits is 162, while the sum is 21.

The square root of 11231193 is about 3351.2972115287. The cubic root of 11231193 is about 223.9453057897.

The spelling of 11231193 in words is "eleven million, two hundred thirty-one thousand, one hundred ninety-three".

Divisors: 1 3 79 237 47389 142167 3743731 11231193