Base | Representation |
---|---|
bin | 1000110111000011… |
… | …0101000100000000 |
3 | 20010202100121120210 |
4 | 2031300311010000 |
5 | 14332331401322 |
6 | 1032001034120 |
7 | 112636650651 |
oct | 21560650400 |
9 | 6122317523 |
10 | 2378387712 |
11 | 10105a0988 |
12 | 564625940 |
13 | 2bb98c70c |
14 | 187c35528 |
15 | ddc0770c |
hex | 8dc35100 |
2378387712 has 72 divisors (see below), whose sum is σ = 6372210880. Its totient is φ = 787507200.
The previous prime is 2378387651. The next prime is 2378387741. The reversal of 2378387712 is 2177838732.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105714 + ... + 126222.
Almost surely, 22378387712 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2378387712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3186105440).
2378387712 is an abundant number, since it is smaller than the sum of its proper divisors (3993823168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2378387712 is a wasteful number, since it uses less digits than its factorization.
2378387712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20679 (or 20665 counting only the distinct ones).
The product of its digits is 790272, while the sum is 48.
The square root of 2378387712 is about 48768.7165301692. The cubic root of 2378387712 is about 1334.8348932425.
The spelling of 2378387712 in words is "two billion, three hundred seventy-eight million, three hundred eighty-seven thousand, seven hundred twelve".
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