Base | Representation |
---|---|
bin | 110010111010… |
… | …001111001011 |
3 | 221010000220122 |
4 | 302322033023 |
5 | 11404030424 |
6 | 1154013455 |
7 | 221302601 |
oct | 62721713 |
9 | 27100818 |
10 | 13345739 |
11 | 7595940 |
12 | 457728b |
13 | 29c36b4 |
14 | 1ab5871 |
15 | 128945e |
hex | cba3cb |
13345739 has 8 divisors (see below), whose sum is σ = 14645232. Its totient is φ = 12060640.
The previous prime is 13345723. The next prime is 13345747. The reversal of 13345739 is 93754331.
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 13345739 - 24 = 13345723 is a prime.
It is a super-2 number, since 2×133457392 = 356217498912242, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13345699 and 13345708.
It is not an unprimeable number, because it can be changed into a prime (13345769) 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, 1604 + ... + 5409.
It is an arithmetic number, because the mean of its divisors is an integer number (1830654).
Almost surely, 213345739 is an apocalyptic number.
13345739 is a deficient number, since it is larger than the sum of its proper divisors (1299493).
13345739 is a wasteful number, since it uses less digits than its factorization.
13345739 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7197.
The product of its digits is 34020, while the sum is 35.
The square root of 13345739 is about 3653.1820376214. The cubic root of 13345739 is about 237.1997402236.
The spelling of 13345739 in words is "thirteen million, three hundred forty-five thousand, seven hundred thirty-nine".
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