Base | Representation |
---|---|
bin | 1011001101010010000… |
… | …01010011101000000000 |
3 | 1100210222102121011201100 |
4 | 11212221001103220000 |
5 | 22302124433001001 |
6 | 452523515334400 |
7 | 36551556063654 |
oct | 5465101235000 |
9 | 1323872534640 |
10 | 385087781376 |
11 | 139351016881 |
12 | 62771151400 |
13 | 2a41004843c |
14 | 148d18aca64 |
15 | a03c673586 |
hex | 59a9053a00 |
385087781376 has 120 divisors (see below), whose sum is σ = 1147241107584. Its totient is φ = 124221818880.
The previous prime is 385087781359. The next prime is 385087781381. The reversal of 385087781376 is 673187780583.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1205046 + ... + 1490741.
Almost surely, 2385087781376 is an apocalyptic number.
385087781376 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
385087781376 is an abundant number, since it is smaller than the sum of its proper divisors (762153326208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385087781376 is a wasteful number, since it uses less digits than its factorization.
385087781376 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2695842 (or 2695823 counting only the distinct ones).
The product of its (nonzero) digits is 47416320, while the sum is 63.
The spelling of 385087781376 in words is "three hundred eighty-five billion, eighty-seven million, seven hundred eighty-one thousand, three hundred seventy-six".
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