Base | Representation |
---|---|
bin | 11000001101110100… |
… | …11000101011111111 |
3 | 1020120001102122202222 |
4 | 30012322120223333 |
5 | 203111210330110 |
6 | 5550021435555 |
7 | 640113401663 |
oct | 140672305377 |
9 | 36501378688 |
10 | 13000870655 |
11 | 557171a603 |
12 | 2629b6bbbb |
13 | 12c2618096 |
14 | 8b49148a3 |
15 | 511574c55 |
hex | 306e98aff |
13000870655 has 8 divisors (see below), whose sum is σ = 15610109712. Its totient is φ = 10394653248.
The previous prime is 13000870639. The next prime is 13000870667. The reversal of 13000870655 is 55607800031.
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 13000870655 - 24 = 13000870639 is a prime.
It is a Duffinian number.
It is a congruent number.
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, 745934 + ... + 763163.
It is an arithmetic number, because the mean of its divisors is an integer number (1951263714).
Almost surely, 213000870655 is an apocalyptic number.
13000870655 is a deficient number, since it is larger than the sum of its proper divisors (2609239057).
13000870655 is a wasteful number, since it uses less digits than its factorization.
13000870655 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1510825.
The product of its (nonzero) digits is 25200, while the sum is 35.
The spelling of 13000870655 in words is "thirteen billion, eight hundred seventy thousand, six hundred fifty-five".
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