Base | Representation |
---|---|
bin | 1110001101011111101010001… |
… | …0111111001011110010000001 |
3 | 11212010201001201021201010120222 |
4 | 3203113322202333023302001 |
5 | 2022032444414310000001 |
6 | 13502453351052312425 |
7 | 420430420323214115 |
oct | 34327724277136201 |
9 | 4763631637633528 |
10 | 999999970000001 |
11 | 26a6a3673135153 |
12 | 941a683a772715 |
13 | 33bca791a826a9 |
14 | 138d2384907745 |
15 | 7a9246287261b |
hex | 38d7ea2fcbc81 |
999999970000001 has 8 divisors (see below), whose sum is σ = 1021324021023744. Its totient is φ = 978677896306240.
The previous prime is 999999969999949. The next prime is 999999970000007. The reversal of 999999970000001 is 100000079999999.
It is a happy number.
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 999999970000001 - 246 = 929631225822337 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (999999970000007) 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, 493310225 + ... + 495333198.
It is an arithmetic number, because the mean of its divisors is an integer number (127665502627968).
Almost surely, 2999999970000001 is an apocalyptic number.
It is an amenable number.
999999970000001 is a deficient number, since it is larger than the sum of its proper divisors (21324051023743).
999999970000001 is a wasteful number, since it uses less digits than its factorization.
999999970000001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 988664991.
The product of its (nonzero) digits is 33480783, while the sum is 71.
The spelling of 999999970000001 in words is "nine hundred ninety-nine trillion, nine hundred ninety-nine billion, nine hundred seventy million, one", and thus it is an aban number.
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