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13425452 = 2213724499
BaseRepresentation
bin110011001101…
…101100101100
3221021002020222
4303031230230
511414103302
61155430512
7222054155
oct63155454
927232228
1013425452
11763a817
1245b5438
132a20a71
141ad692c
1512a2da2
hexccdb2c

13425452 has 12 divisors (see below), whose sum is σ = 23667000. Its totient is φ = 6663456.

The previous prime is 13425443. The next prime is 13425469. The reversal of 13425452 is 25452431.

It is a happy number.

It is a super-2 number, since 2×134254522 = 360485522808608, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 11702 + ... + 12797.

It is an arithmetic number, because the mean of its divisors is an integer number (1972250).

Almost surely, 213425452 is an apocalyptic number.

It is an amenable number.

13425452 is a deficient number, since it is larger than the sum of its proper divisors (10241548).

13425452 is a wasteful number, since it uses less digits than its factorization.

13425452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24640 (or 24638 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 13425452 is about 3664.0758725769. The cubic root of 13425452 is about 237.6710612497.

Adding to 13425452 its reverse (25452431), we get a palindrome (38877883).

The spelling of 13425452 in words is "thirteen million, four hundred twenty-five thousand, four hundred fifty-two".

Divisors: 1 2 4 137 274 548 24499 48998 97996 3356363 6712726 13425452