Base | Representation |
---|---|
bin | 1010111111100110001… |
… | …0010110111010100000 |
3 | 200001111200110120100200 |
4 | 2233321202112322200 |
5 | 11043301223033024 |
6 | 222433222145200 |
7 | 16434243410310 |
oct | 2577142267240 |
9 | 601450416320 |
10 | 188870127264 |
11 | 73110299075 |
12 | 30730282200 |
13 | 14a6c521c70 |
14 | 91d9c85440 |
15 | 4da62ce2c9 |
hex | 2bf9896ea0 |
188870127264 has 288 divisors, whose sum is σ = 661583430144. Its totient is φ = 49771376640.
The previous prime is 188870127253. The next prime is 188870127293. The reversal of 188870127264 is 462721078881.
188870127264 is a `hidden beast` number, since 188 + 87 + 0 + 127 + 264 = 666.
It is a tau number, because it is divible by the number of its divisors (288).
It is a super-2 number, since 2×1888701272642 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 188870127264.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45940569 + ... + 45944679.
It is an arithmetic number, because the mean of its divisors is an integer number (2297164688).
Almost surely, 2188870127264 is an apocalyptic number.
188870127264 is a gapful number since it is divisible by the number (14) 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 188870127264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330791715072).
188870127264 is an abundant number, since it is smaller than the sum of its proper divisors (472713302880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
188870127264 is a wasteful number, since it uses less digits than its factorization.
188870127264 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5900 (or 5889 counting only the distinct ones).
The product of its (nonzero) digits is 2408448, while the sum is 54.
The spelling of 188870127264 in words is "one hundred eighty-eight billion, eight hundred seventy million, one hundred twenty-seven thousand, two hundred sixty-four".
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