Base | Representation |
---|---|
bin | 101100011001010011101100… |
… | …1111100010101100000000000 |
3 | 1220012200001012220120011001000 |
4 | 1120302213121330111200000 |
5 | 402141024030231222232 |
6 | 3502312053051412000 |
7 | 145153104041214000 |
oct | 13062473174254000 |
9 | 1805601186504030 |
10 | 390506377992192 |
11 | 103477908995000 |
12 | 3796a903a54000 |
13 | 139b8793a13397 |
14 | 6c60876824000 |
15 | 3022e78c1e27c |
hex | 16329d9f15800 |
390506377992192 has 3072 divisors, whose sum is σ = 1534740480000000. Its totient is φ = 97961575219200.
The previous prime is 390506377992187. The next prime is 390506377992239. The reversal of 390506377992192 is 291299773605093.
390506377992192 is a `hidden beast` number, since 3 + 9 + 0 + 506 + 3 + 7 + 7 + 9 + 9 + 21 + 92 = 666.
It is a tau number, because it is divible by the number of its divisors (3072).
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a self number, because there is not a number n which added to its sum of digits gives 390506377992192.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 782577911559 + ... + 782577912057.
It is an arithmetic number, because the mean of its divisors is an integer number (499590000000).
Almost surely, 2390506377992192 is an apocalyptic number.
390506377992192 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 390506377992192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (767370240000000).
390506377992192 is an abundant number, since it is smaller than the sum of its proper divisors (1144234102007808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
390506377992192 is an equidigital number, since it uses as much as digits as its factorization.
390506377992192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 615 (or 553 counting only the distinct ones).
The product of its (nonzero) digits is 347208120, while the sum is 72.
The spelling of 390506377992192 in words is "three hundred ninety trillion, five hundred six billion, three hundred seventy-seven million, nine hundred ninety-two thousand, one hundred ninety-two".
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