Base | Representation |
---|---|
bin | 11110100100000100… |
… | …00001100011101010 |
3 | 1120100112202200100112 |
4 | 33102002001203222 |
5 | 232101103213124 |
6 | 11312114134322 |
7 | 1120423130441 |
oct | 172202014352 |
9 | 46315680315 |
10 | 16408647914 |
11 | 6a6028804a |
12 | 321b2813a2 |
13 | 1716634b29 |
14 | b19347d58 |
15 | 66081690e |
hex | 3d20818ea |
16408647914 has 8 divisors (see below), whose sum is σ = 24653125380. Its totient is φ = 8190939456.
The previous prime is 16408647889. The next prime is 16408647919. The reversal of 16408647914 is 41974680461.
It can be written as a sum of positive squares in 2 ways, for example, as 10125390625 + 6283257289 = 100625^2 + 79267^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (16408647919) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6690719 + ... + 6693170.
Almost surely, 216408647914 is an apocalyptic number.
16408647914 is a deficient number, since it is larger than the sum of its proper divisors (8244477466).
16408647914 is a wasteful number, since it uses less digits than its factorization.
16408647914 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13384504.
The product of its (nonzero) digits is 1161216, while the sum is 50.
The spelling of 16408647914 in words is "sixteen billion, four hundred eight million, six hundred forty-seven thousand, nine hundred fourteen".
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