Base | Representation |
---|---|
bin | 11001100000000001… |
… | …10000111111110001 |
3 | 1022100002220211111011 |
4 | 30300000300333301 |
5 | 211014221041240 |
6 | 10142252550521 |
7 | 663155361463 |
oct | 146000607761 |
9 | 38302824434 |
10 | 13690408945 |
11 | 5895973964 |
12 | 27a0a82441 |
13 | 13a24336c5 |
14 | 93c328133 |
15 | 551d7c6ea |
hex | 330030ff1 |
13690408945 has 8 divisors (see below), whose sum is σ = 16958442240. Its totient is φ = 10599026160.
The previous prime is 13690408939. The next prime is 13690408951. The reversal of 13690408945 is 54980409631.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (13690408939) and next prime (13690408951).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13690408945 - 23 = 13690408937 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44162455 + ... + 44162764.
It is an arithmetic number, because the mean of its divisors is an integer number (2119805280).
Almost surely, 213690408945 is an apocalyptic number.
It is an amenable number.
13690408945 is a deficient number, since it is larger than the sum of its proper divisors (3268033295).
13690408945 is an equidigital number, since it uses as much as digits as its factorization.
13690408945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88325255.
The product of its (nonzero) digits is 933120, while the sum is 49.
The spelling of 13690408945 in words is "thirteen billion, six hundred ninety million, four hundred eight thousand, nine hundred forty-five".
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