Base | Representation |
---|---|
bin | 1000111100101111100110… |
… | …11000010001000110100010 |
3 | 2120200022210020021210121000 |
4 | 10132113303120101012202 |
5 | 10034411231033023340 |
6 | 105504320401012430 |
7 | 4100533050326130 |
oct | 436276330210642 |
9 | 76608706253530 |
10 | 19679328407970 |
11 | 62a7a57935790 |
12 | 2259b9b324116 |
13 | ac99a290658a |
14 | 4c06ad972750 |
15 | 241d879ead30 |
hex | 11e5f36111a2 |
19679328407970 has 256 divisors, whose sum is σ = 69276048076800. Its totient is φ = 3848669199360.
The previous prime is 19679328407933. The next prime is 19679328407971. The reversal of 19679328407970 is 7970482397691.
19679328407970 is a `hidden beast` number, since 1 + 9 + 67 + 93 + 2 + 8 + 407 + 9 + 70 = 666.
It is not an unprimeable number, because it can be changed into a prime (19679328407971) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 27487060 + ... + 28193919.
It is an arithmetic number, because the mean of its divisors is an integer number (270609562800).
Almost surely, 219679328407970 is an apocalyptic number.
19679328407970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19679328407970 is an abundant number, since it is smaller than the sum of its proper divisors (49596719668830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19679328407970 is a wasteful number, since it uses less digits than its factorization.
19679328407970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55681030 (or 55681024 counting only the distinct ones).
The product of its (nonzero) digits is 288054144, while the sum is 72.
The spelling of 19679328407970 in words is "nineteen trillion, six hundred seventy-nine billion, three hundred twenty-eight million, four hundred seven thousand, nine hundred seventy".
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