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13325077 = 93714221
BaseRepresentation
bin110010110101…
…001100010101
3221001222120101
4302311030111
511402400302
61153334101
7221155423
oct62651425
927058511
1013325077
117581367
124567331
1329b717c
141aac113
151283287
hexcb5315

13325077 has 4 divisors (see below), whose sum is σ = 13340236. Its totient is φ = 13309920.

The previous prime is 13325063. The next prime is 13325083. The reversal of 13325077 is 77052331.

13325077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 77052331 = 261729443.

It can be written as a sum of positive squares in 2 ways, for example, as 4289041 + 9036036 = 2071^2 + 3006^2 .

It is a cyclic number.

It is not a de Polignac number, because 13325077 - 223 = 4936469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13325057) 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, 6174 + ... + 8047.

It is an arithmetic number, because the mean of its divisors is an integer number (3335059).

Almost surely, 213325077 is an apocalyptic number.

It is an amenable number.

13325077 is a deficient number, since it is larger than the sum of its proper divisors (15159).

13325077 is an equidigital number, since it uses as much as digits as its factorization.

13325077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15158.

The product of its (nonzero) digits is 4410, while the sum is 28.

The square root of 13325077 is about 3650.3529966292. The cubic root of 13325077 is about 237.0772653653.

The spelling of 13325077 in words is "thirteen million, three hundred twenty-five thousand, seventy-seven".

Divisors: 1 937 14221 13325077