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13956233 is a prime number
BaseRepresentation
bin110101001111…
…010010001001
3222021001100112
4311033102021
512033044413
61215044105
7226424504
oct65172211
928231315
1013956233
117972585
124810635
132b78535
141bd413b
15135a2a8
hexd4f489

13956233 has 2 divisors, whose sum is σ = 13956234. Its totient is φ = 13956232.

The previous prime is 13956199. The next prime is 13956247. The reversal of 13956233 is 33265931.

13956233 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8952064 + 5004169 = 2992^2 + 2237^2 .

It is an emirp because it is prime and its reverse (33265931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13956233 - 222 = 9761929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13956233.

It is not a weakly prime, because it can be changed into another prime (13955233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6978116 + 6978117.

It is an arithmetic number, because the mean of its divisors is an integer number (6978117).

Almost surely, 213956233 is an apocalyptic number.

It is an amenable number.

13956233 is a deficient number, since it is larger than the sum of its proper divisors (1).

13956233 is an equidigital number, since it uses as much as digits as its factorization.

13956233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14580, while the sum is 32.

The square root of 13956233 is about 3735.8041972245. The cubic root of 13956233 is about 240.7628102023.

The spelling of 13956233 in words is "thirteen million, nine hundred fifty-six thousand, two hundred thirty-three".