Search a number
-
+
13472633 = 19768389
BaseRepresentation
bin110011011001…
…001101111001
3221100110222102
4303121031321
511422111013
61200433145
7222341546
oct63311571
927313872
1013472633
117672209
1246187b5
132a39395
141b09bcd
1512b1d58
hexcd9379

13472633 has 4 divisors (see below), whose sum is σ = 13541220. Its totient is φ = 13404048.

The previous prime is 13472611. The next prime is 13472639. The reversal of 13472633 is 33627431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33627431 = 45773583.

It can be written as a sum of positive squares in 2 ways, for example, as 12334144 + 1138489 = 3512^2 + 1067^2 .

It is a cyclic number.

It is not a de Polignac number, because 13472633 - 28 = 13472377 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13472596 and 13472605.

It is not an unprimeable number, because it can be changed into a prime (13472639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33998 + ... + 34391.

It is an arithmetic number, because the mean of its divisors is an integer number (3385305).

Almost surely, 213472633 is an apocalyptic number.

It is an amenable number.

13472633 is a deficient number, since it is larger than the sum of its proper divisors (68587).

13472633 is an equidigital number, since it uses as much as digits as its factorization.

13472633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68586.

The product of its digits is 9072, while the sum is 29.

The square root of 13472633 is about 3670.5085478718. The cubic root of 13472633 is about 237.9491511546.

The spelling of 13472633 in words is "thirteen million, four hundred seventy-two thousand, six hundred thirty-three".

Divisors: 1 197 68389 13472633