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13273417 = 37615881
BaseRepresentation
bin110010101000…
…100101001001
3220222100201001
4302220211021
511344222132
61152255001
7220552003
oct62504511
926870631
1013273417
117546573
124541461
1329997c1
141a97373
151272ce7
hexca8949

13273417 has 8 divisors (see below), whose sum is σ = 13857992. Its totient is φ = 12700800.

The previous prime is 13273399. The next prime is 13273427. The reversal of 13273417 is 71437231.

It can be written as a sum of positive squares in 4 ways, for example, as 3059001 + 10214416 = 1749^2 + 3196^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13273417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13273427) 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, 684 + ... + 5197.

It is an arithmetic number, because the mean of its divisors is an integer number (1732249).

Almost surely, 213273417 is an apocalyptic number.

It is an amenable number.

13273417 is a deficient number, since it is larger than the sum of its proper divisors (584575).

13273417 is an equidigital number, since it uses as much as digits as its factorization.

13273417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5979.

The product of its digits is 3528, while the sum is 28.

The square root of 13273417 is about 3643.2700970419. The cubic root of 13273417 is about 236.7704935786.

It can be divided in two parts, 13 and 273417, that added together give a triangular number (273430 = T739).

The spelling of 13273417 in words is "thirteen million, two hundred seventy-three thousand, four hundred seventeen".

Divisors: 1 37 61 2257 5881 217597 358741 13273417