Base | Representation |
---|---|
bin | 11111011011001010… |
… | …01000011010011100 |
3 | 1121112202110021000220 |
4 | 33231211020122130 |
5 | 234022413221433 |
6 | 11430024321340 |
7 | 1135034511255 |
oct | 175545103234 |
9 | 47482407026 |
10 | 16870835868 |
11 | 7178168767 |
12 | 332a013250 |
13 | 178b30b223 |
14 | b60899b2c |
15 | 68b1b12b3 |
hex | 3ed94869c |
16870835868 has 24 divisors (see below), whose sum is σ = 39368555520. Its totient is φ = 5623144560.
The previous prime is 16870835867. The next prime is 16870835911. The reversal of 16870835868 is 86853807861.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16870835867) 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, 111813 + ... + 215043.
It is an arithmetic number, because the mean of its divisors is an integer number (1640356480).
Almost surely, 216870835868 is an apocalyptic number.
It is an amenable number.
16870835868 is an abundant number, since it is smaller than the sum of its proper divisors (22497719652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16870835868 is a wasteful number, since it uses less digits than its factorization.
16870835868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 116857 (or 116855 counting only the distinct ones).
The product of its (nonzero) digits is 15482880, while the sum is 60.
The spelling of 16870835868 in words is "sixteen billion, eight hundred seventy million, eight hundred thirty-five thousand, eight hundred sixty-eight".
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