Base | Representation |
---|---|
bin | 1001000101110011110000… |
… | …00100001000110100010011 |
3 | 2121210002201200021001211100 |
4 | 10202321320010020310103 |
5 | 10110012120242134240 |
6 | 110303350525515443 |
7 | 4132200315403023 |
oct | 442717004106423 |
9 | 77702650231740 |
10 | 19990792146195 |
11 | 640805800a202 |
12 | 22aa423a12b83 |
13 | b2017b759730 |
14 | 4d17b93bba83 |
15 | 24a0167ece30 |
hex | 122e78108d13 |
19990792146195 has 48 divisors (see below), whose sum is σ = 37435366594080. Its totient is φ = 9810177781248.
The previous prime is 19990792146179. The next prime is 19990792146223. The reversal of 19990792146195 is 59164129709991.
19990792146195 is a `hidden beast` number, since 1 + 9 + 9 + 9 + 0 + 79 + 2 + 1 + 461 + 95 = 666.
It is not a de Polignac number, because 19990792146195 - 24 = 19990792146179 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54405225 + ... + 54771434.
It is an arithmetic number, because the mean of its divisors is an integer number (779903470710).
Almost surely, 219990792146195 is an apocalyptic number.
19990792146195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
19990792146195 is a deficient number, since it is larger than the sum of its proper divisors (17444574447885).
19990792146195 is a wasteful number, since it uses less digits than its factorization.
19990792146195 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109176996 (or 109176993 counting only the distinct ones).
The product of its (nonzero) digits is 99202320, while the sum is 72.
The spelling of 19990792146195 in words is "nineteen trillion, nine hundred ninety billion, seven hundred ninety-two million, one hundred forty-six thousand, one hundred ninety-five".
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