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12134898 = 232674161
BaseRepresentation
bin101110010010…
…100111110010
3211211111221200
4232102213302
511101304043
61112032030
7205100466
oct56224762
924744850
1012134898
116939146
124092616
13268b519
14187c4a6
1510ea7d3
hexb929f2

12134898 has 12 divisors (see below), whose sum is σ = 26292318. Its totient is φ = 4044960.

The previous prime is 12134891. The next prime is 12134917. The reversal of 12134898 is 89843121.

It can be written as a sum of positive squares in only one way, i.e., 12089529 + 45369 = 3477^2 + 213^2 .

It is not an unprimeable number, because it can be changed into a prime (12134891) 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 5 ways as a sum of consecutive naturals, for example, 337063 + ... + 337098.

Almost surely, 212134898 is an apocalyptic number.

12134898 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

12134898 is an abundant number, since it is smaller than the sum of its proper divisors (14157420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12134898 is a wasteful number, since it uses less digits than its factorization.

12134898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674169 (or 674166 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 12134898 is about 3483.5180493289. The cubic root of 12134898 is about 229.7975408027.

The spelling of 12134898 in words is "twelve million, one hundred thirty-four thousand, eight hundred ninety-eight".

Divisors: 1 2 3 6 9 18 674161 1348322 2022483 4044966 6067449 12134898