Base | Representation |
---|---|
bin | 1000110111101000… |
… | …0101010011001000 |
3 | 20010220220212011020 |
4 | 2031322011103020 |
5 | 14333442013022 |
6 | 1032125032440 |
7 | 112666403160 |
oct | 21572052310 |
9 | 6126825136 |
10 | 2380813512 |
11 | 10119a8480 |
12 | 5653b5720 |
13 | 2bc32b8bc |
14 | 1882a75a0 |
15 | de03635c |
hex | 8de854c8 |
2380813512 has 128 divisors (see below), whose sum is σ = 7434685440. Its totient is φ = 617230080.
The previous prime is 2380813483. The next prime is 2380813517. The reversal of 2380813512 is 2153180832.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (2380813517) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1453558 + ... + 1455194.
It is an arithmetic number, because the mean of its divisors is an integer number (58083480).
Almost surely, 22380813512 is an apocalyptic number.
2380813512 is a gapful number since it is divisible by the number (22) 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 2380813512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3717342720).
2380813512 is an abundant number, since it is smaller than the sum of its proper divisors (5053871928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2380813512 is a wasteful number, since it uses less digits than its factorization.
2380813512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2451 (or 2447 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 2380813512 is about 48793.5806433592. The cubic root of 2380813512 is about 1335.2885538220.
The spelling of 2380813512 in words is "two billion, three hundred eighty million, eight hundred thirteen thousand, five hundred twelve".
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