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13054789 = 114212819
BaseRepresentation
bin110001110011…
…001101000101
3220120020210201
4301303031011
511320223124
61143450501
7215651416
oct61631505
926506721
1013054789
117407290
124456a31
132921137
141a3b80d
15122d144
hexc73345

13054789 has 8 divisors (see below), whose sum is σ = 14280480. Its totient is φ = 11835600.

The previous prime is 13054763. The next prime is 13054799. The reversal of 13054789 is 98745031.

13054789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13054789 - 27 = 13054661 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 (13054709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3222 + ... + 6040.

It is an arithmetic number, because the mean of its divisors is an integer number (1785060).

Almost surely, 213054789 is an apocalyptic number.

It is an amenable number.

13054789 is a deficient number, since it is larger than the sum of its proper divisors (1225691).

13054789 is a wasteful number, since it uses less digits than its factorization.

13054789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3251.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 13054789 is about 3613.1411541760. The cubic root of 13054789 is about 235.4633321471.

The spelling of 13054789 in words is "thirteen million, fifty-four thousand, seven hundred eighty-nine".

Divisors: 1 11 421 2819 4631 31009 1186799 13054789