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13214069 = 113732467
BaseRepresentation
bin110010011010…
…000101110101
3220212100021222
4302122011311
511340322234
61151120125
7220213661
oct62320565
926770258
1013214069
117505a20
124513045
13297879b
141a7d8a1
15126042e
hexc9a175

13214069 has 8 divisors (see below), whose sum is σ = 14805408. Its totient is φ = 11687760.

The previous prime is 13214057. The next prime is 13214081. The reversal of 13214069 is 96041231.

13214069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13214057) and next prime (13214081).

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 13214069 - 216 = 13148533 is a prime.

It is a super-2 number, since 2×132140692 = 349223239073522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13214009) 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, 15827 + ... + 16640.

It is an arithmetic number, because the mean of its divisors is an integer number (1850676).

Almost surely, 213214069 is an apocalyptic number.

It is an amenable number.

13214069 is a deficient number, since it is larger than the sum of its proper divisors (1591339).

13214069 is a wasteful number, since it uses less digits than its factorization.

13214069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32515.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 13214069 is about 3635.1160916813. The cubic root of 13214069 is about 236.4170841970.

The spelling of 13214069 in words is "thirteen million, two hundred fourteen thousand, sixty-nine".

Divisors: 1 11 37 407 32467 357137 1201279 13214069