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13076669 = 47278227
BaseRepresentation
bin110001111000…
…100010111101
3220121100211002
4301320202331
511321423134
61144140045
7216102254
oct61704275
926540732
1013076669
117421771
124467625
13292b098
141a4579b
15123487e
hexc788bd

13076669 has 4 divisors (see below), whose sum is σ = 13354944. Its totient is φ = 12798396.

The previous prime is 13076653. The next prime is 13076671. The reversal of 13076669 is 96667031.

13076669 is digitally balanced in base 3, 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13076669 - 24 = 13076653 is a prime.

It is a super-2 number, since 2×130766692 = 341998544271122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13076629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139067 + ... + 139160.

It is an arithmetic number, because the mean of its divisors is an integer number (3338736).

Almost surely, 213076669 is an apocalyptic number.

It is an amenable number.

13076669 is a deficient number, since it is larger than the sum of its proper divisors (278275).

13076669 is an equidigital number, since it uses as much as digits as its factorization.

13076669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278274.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 13076669 is about 3616.1677228801. The cubic root of 13076669 is about 235.5948052830.

The spelling of 13076669 in words is "thirteen million, seventy-six thousand, six hundred sixty-nine".

Divisors: 1 47 278227 13076669