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13423264 = 25419477
BaseRepresentation
bin110011001101…
…001010100000
3221020222020221
4303031022200
511414021024
61155412424
7222044611
oct63151240
927228227
1013423264
117639108
1245b4114
132a1ca7a
141ad5c08
1512a23e4
hexccd2a0

13423264 has 12 divisors (see below), whose sum is σ = 26427114. Its totient is φ = 6711616.

The previous prime is 13423231. The next prime is 13423273. The reversal of 13423264 is 46232431.

It can be written as a sum of positive squares in only one way, i.e., 9659664 + 3763600 = 3108^2 + 1940^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209707 + ... + 209770.

Almost surely, 213423264 is an apocalyptic number.

It is an amenable number.

13423264 is a deficient number, since it is larger than the sum of its proper divisors (13003850).

13423264 is an equidigital number, since it uses as much as digits as its factorization.

13423264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419487 (or 419479 counting only the distinct ones).

The product of its digits is 3456, while the sum is 25.

The square root of 13423264 is about 3663.7772858076. Note that the first 3 decimals coincide. The cubic root of 13423264 is about 237.6581491448.

Adding to 13423264 its reverse (46232431), we get a palindrome (59655695).

The spelling of 13423264 in words is "thirteen million, four hundred twenty-three thousand, two hundred sixty-four".

Divisors: 1 2 4 8 16 32 419477 838954 1677908 3355816 6711632 13423264