Base | Representation |
---|---|
bin | 1011111001010… |
… | …01110101010000 |
3 | 20221202122202011 |
4 | 11330221311100 |
5 | 201021123224 |
6 | 13522432304 |
7 | 2321111320 |
oct | 574516520 |
9 | 227678664 |
10 | 99786064 |
11 | 51365824 |
12 | 29502694 |
13 | 1789a311 |
14 | d377280 |
15 | 8b61394 |
hex | 5f29d50 |
99786064 has 40 divisors (see below), whose sum is σ = 221424320. Its totient is φ = 42674688.
The previous prime is 99786061. The next prime is 99786067. The reversal of 99786064 is 46068799.
It is an interprime number because it is at equal distance from previous prime (99786061) and next prime (99786067).
It is a super-2 number, since 2×997860642 = 19914517137224192, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 99785999 and 99786017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (99786061) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98392 + ... + 99400.
It is an arithmetic number, because the mean of its divisors is an integer number (5535608).
Almost surely, 299786064 is an apocalyptic number.
It is an amenable number.
99786064 is an abundant number, since it is smaller than the sum of its proper divisors (121638256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99786064 is a wasteful number, since it uses less digits than its factorization.
99786064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1907 (or 1901 counting only the distinct ones).
The product of its (nonzero) digits is 653184, while the sum is 49.
The square root of 99786064 is about 9989.2974727956. The cubic root of 99786064 is about 463.8276460540.
The spelling of 99786064 in words is "ninety-nine million, seven hundred eighty-six thousand, sixty-four".
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