Base | Representation |
---|---|
bin | 1011010000101010101… |
… | …01100000101100100000 |
3 | 1100222200002001022111220 |
4 | 11220111111200230200 |
5 | 22314340141021440 |
6 | 453424113135040 |
7 | 36644603245236 |
oct | 5502525405440 |
9 | 1328602038456 |
10 | 386905017120 |
11 | 13a0a38829a6 |
12 | 62b9985a480 |
13 | 2a63c69166b |
14 | 14a24d90956 |
15 | a0e6e838d0 |
hex | 5a15560b20 |
386905017120 has 96 divisors (see below), whose sum is σ = 1218917004480. Its totient is φ = 103160601600.
The previous prime is 386905017097. The next prime is 386905017131. The reversal of 386905017120 is 21710509683.
It is a tau number, because it is divible by the number of its divisors (96).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3741471 + ... + 3843489.
It is an arithmetic number, because the mean of its divisors is an integer number (12697052130).
Almost surely, 2386905017120 is an apocalyptic number.
386905017120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
386905017120 is an abundant number, since it is smaller than the sum of its proper divisors (832011987360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
386905017120 is a wasteful number, since it uses less digits than its factorization.
386905017120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109938 (or 109930 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 42.
The spelling of 386905017120 in words is "three hundred eighty-six billion, nine hundred five million, seventeen thousand, one hundred twenty".
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