Base | Representation |
---|---|
bin | 11110011000000100… |
… | …10110010000001110 |
3 | 1120002112111202120000 |
4 | 33030002112100032 |
5 | 231344331210030 |
6 | 11254122305130 |
7 | 1115062205544 |
oct | 171402262016 |
9 | 46075452500 |
10 | 16308069390 |
11 | 6a095309a8 |
12 | 31b16581a6 |
13 | 16cb84ac02 |
14 | b09c45d94 |
15 | 656a9a860 |
hex | 3cc09640e |
16308069390 has 80 divisors (see below), whose sum is σ = 44920204560. Its totient is φ = 4242741120.
The previous prime is 16308069359. The next prime is 16308069397. The reversal of 16308069390 is 9396080361.
16308069390 is a `hidden beast` number, since 1 + 630 + 8 + 0 + 6 + 9 + 3 + 9 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16308069397) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 212320 + ... + 278739.
It is an arithmetic number, because the mean of its divisors is an integer number (561502557).
Almost surely, 216308069390 is an apocalyptic number.
16308069390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
16308069390 is an abundant number, since it is smaller than the sum of its proper divisors (28612135170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16308069390 is a wasteful number, since it uses less digits than its factorization.
16308069390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 491119 (or 491110 counting only the distinct ones).
The product of its (nonzero) digits is 209952, while the sum is 45.
The spelling of 16308069390 in words is "sixteen billion, three hundred eight million, sixty-nine thousand, three hundred ninety".
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