Base | Representation |
---|---|
bin | 1111110011111101101111… |
… | …0011001111111101011110 |
3 | 2021120000210211110200122211 |
4 | 3330333123303033331132 |
5 | 4234320320043320214 |
6 | 100550430221031034 |
7 | 3443024631134152 |
oct | 374773363177536 |
9 | 67500724420584 |
10 | 17385420291934 |
11 | 55a312a577252 |
12 | 1b494b20b547a |
13 | 991590670996 |
14 | 44165d06b062 |
15 | 20237c0970c4 |
hex | fcfdbccff5e |
17385420291934 has 16 divisors (see below), whose sum is σ = 26977592988720. Its totient is φ = 8392894110720.
The previous prime is 17385420291929. The next prime is 17385420291997. The reversal of 17385420291934 is 43919202458371.
It is a Harshad number since it is a multiple of its sum of digits (58).
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, 6501469 + ... + 8777239.
It is an arithmetic number, because the mean of its divisors is an integer number (1686099561795).
Almost surely, 217385420291934 is an apocalyptic number.
17385420291934 is a deficient number, since it is larger than the sum of its proper divisors (9592172696786).
17385420291934 is a wasteful number, since it uses less digits than its factorization.
17385420291934 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2407515.
The product of its (nonzero) digits is 13063680, while the sum is 58.
The spelling of 17385420291934 in words is "seventeen trillion, three hundred eighty-five billion, four hundred twenty million, two hundred ninety-one thousand, nine hundred thirty-four".
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