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13425454 = 271396899
BaseRepresentation
bin110011001101…
…101100101110
3221021002021001
4303031230232
511414103304
61155430514
7222054160
oct63155456
927232231
1013425454
11763a819
1245b543a
132a20a73
141ad6930
1512a2da4
hexccdb2e

13425454 has 16 divisors (see below), whose sum is σ = 23184000. Its totient is φ = 5711544.

The previous prime is 13425443. The next prime is 13425469. The reversal of 13425454 is 45452431.

It is a super-2 number, since 2×134254542 = 360485630212232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1504 + ... + 5395.

It is an arithmetic number, because the mean of its divisors is an integer number (1449000).

Almost surely, 213425454 is an apocalyptic number.

13425454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13425454 is a deficient number, since it is larger than the sum of its proper divisors (9758546).

13425454 is a wasteful number, since it uses less digits than its factorization.

13425454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7047.

The product of its digits is 9600, while the sum is 28.

The square root of 13425454 is about 3664.0761454970. The cubic root of 13425454 is about 237.6710730518.

Adding to 13425454 its reverse (45452431), we get a palindrome (58877885).

The spelling of 13425454 in words is "thirteen million, four hundred twenty-five thousand, four hundred fifty-four".

Divisors: 1 2 7 14 139 278 973 1946 6899 13798 48293 96586 958961 1917922 6712727 13425454