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13279053 = 329315107
BaseRepresentation
bin110010101001…
…111101001101
3220222122102210
4302221331031
511344412203
61152341033
7220604304
oct62517515
926878383
1013279053
11754a827
124544779
13299c238
141a9943b
151274803
hexca9f4d

13279053 has 8 divisors (see below), whose sum is σ = 17767008. Its totient is φ = 8821904.

The previous prime is 13279033. The next prime is 13279061. The reversal of 13279053 is 35097231.

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 13279053 - 212 = 13274957 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13279053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13279033) 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, 6675 + ... + 8432.

It is an arithmetic number, because the mean of its divisors is an integer number (2220876).

Almost surely, 213279053 is an apocalyptic number.

It is an amenable number.

13279053 is a deficient number, since it is larger than the sum of its proper divisors (4487955).

13279053 is a wasteful number, since it uses less digits than its factorization.

13279053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15403.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 13279053 is about 3644.0434958985. The cubic root of 13279053 is about 236.8040003909.

The spelling of 13279053 in words is "thirteen million, two hundred seventy-nine thousand, fifty-three".

Divisors: 1 3 293 879 15107 45321 4426351 13279053