Base | Representation |
---|---|
bin | 111010001000101110010… |
… | …1110110101101010011100 |
3 | 1001021212002102110101210020 |
4 | 1310101130232311222130 |
5 | 2021402404401442420 |
6 | 24554351143512140 |
7 | 1453162323331041 |
oct | 164213456655234 |
9 | 31255072411706 |
10 | 7990194952860 |
11 | 260069382419a |
12 | a90678158650 |
13 | 45c61a414913 |
14 | 1d8a283871c8 |
15 | dcc9b266340 |
hex | 7445cbb5a9c |
7990194952860 has 48 divisors (see below), whose sum is σ = 22372691855136. Its totient is φ = 2130704750592.
The previous prime is 7990194952843. The next prime is 7990194952879. The reversal of 7990194952860 is 682594910997.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11585232 + ... + 12255528.
It is an arithmetic number, because the mean of its divisors is an integer number (466097746982).
Almost surely, 27990194952860 is an apocalyptic number.
It is an amenable number.
7990194952860 is an abundant number, since it is smaller than the sum of its proper divisors (14382496902276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7990194952860 is a wasteful number, since it uses less digits than its factorization.
7990194952860 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 868982 (or 868980 counting only the distinct ones).
The product of its (nonzero) digits is 88179840, while the sum is 69.
The spelling of 7990194952860 in words is "seven trillion, nine hundred ninety billion, one hundred ninety-four million, nine hundred fifty-two thousand, eight hundred sixty".
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