Base | Representation |
---|---|
bin | 1011011000010100000… |
… | …00110111001011100000 |
3 | 1101101021011100011201211 |
4 | 11230022000313023200 |
5 | 22401242031201422 |
6 | 455343313435504 |
7 | 40151410230643 |
oct | 5541200671340 |
9 | 1341234304654 |
10 | 391010022112 |
11 | 14090aa66a06 |
12 | 6394456bb94 |
13 | 2ab44c899b8 |
14 | 14cd4239a5a |
15 | a28754b577 |
hex | 5b0a0372e0 |
391010022112 has 192 divisors, whose sum is σ = 896690995200. Its totient is φ = 166479667200.
The previous prime is 391010022107. The next prime is 391010022127. The reversal of 391010022112 is 211220010193.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 273624214 + ... + 273625642.
It is an arithmetic number, because the mean of its divisors is an integer number (4670265600).
Almost surely, 2391010022112 is an apocalyptic number.
391010022112 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 391010022112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (448345497600).
391010022112 is an abundant number, since it is smaller than the sum of its proper divisors (505680973088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
391010022112 is a wasteful number, since it uses less digits than its factorization.
391010022112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2649 (or 2641 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 22.
The spelling of 391010022112 in words is "three hundred ninety-one billion, ten million, twenty-two thousand, one hundred twelve".
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