Base | Representation |
---|---|
bin | 11001100110100010… |
… | …01010110110101111 |
3 | 1022110220201102022202 |
4 | 30303101022312233 |
5 | 211122212301230 |
6 | 10151523532115 |
7 | 664420630202 |
oct | 146321126657 |
9 | 38426642282 |
10 | 13745040815 |
11 | 5913798670 |
12 | 27b722a03b |
13 | 13b085115c |
14 | 9456a9939 |
15 | 556a6ea45 |
hex | 33344adaf |
13745040815 has 8 divisors (see below), whose sum is σ = 17993508048. Its totient is φ = 9996393280.
The previous prime is 13745040791. The next prime is 13745040839. The reversal of 13745040815 is 51804054731.
It is an interprime number because it is at equal distance from previous prime (13745040791) and next prime (13745040839).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13745040815 - 28 = 13745040559 is a prime.
It is a super-2 number, since 2×137450408152 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124954862 + ... + 124954971.
It is an arithmetic number, because the mean of its divisors is an integer number (2249188506).
Almost surely, 213745040815 is an apocalyptic number.
13745040815 is a deficient number, since it is larger than the sum of its proper divisors (4248467233).
13745040815 is a wasteful number, since it uses less digits than its factorization.
13745040815 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 249909849.
The product of its (nonzero) digits is 67200, while the sum is 38.
The spelling of 13745040815 in words is "thirteen billion, seven hundred forty-five million, forty thousand, eight hundred fifteen".
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