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13454030 = 251936971
BaseRepresentation
bin110011010100…
…101011001110
3221022112110102
4303110223032
511421012110
61200211102
7222233402
oct63245316
927275412
1013454030
11765a237
124609a92
132a30a85
141b03102
1512ab5a5
hexcd4ace

13454030 has 16 divisors (see below), whose sum is σ = 24346224. Its totient is φ = 5352960.

The previous prime is 13454017. The next prime is 13454047. The reversal of 13454030 is 3045431.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13453993 and 13454011.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1556 + ... + 5415.

It is an arithmetic number, because the mean of its divisors is an integer number (1521639).

Almost surely, 213454030 is an apocalyptic number.

13454030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13454030 is a deficient number, since it is larger than the sum of its proper divisors (10892194).

13454030 is a wasteful number, since it uses less digits than its factorization.

13454030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7171.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 13454030 is about 3667.9735549756. The cubic root of 13454030 is about 237.8395807135.

Adding to 13454030 its reverse (3045431), we get a palindrome (16499461).

The spelling of 13454030 in words is "thirteen million, four hundred fifty-four thousand, thirty".

Divisors: 1 2 5 10 193 386 965 1930 6971 13942 34855 69710 1345403 2690806 6727015 13454030