Base | Representation |
---|---|
bin | 10010100111111… |
… | …00101001010000 |
3 | 101212222000011001 |
4 | 21103330221100 |
5 | 304443132310 |
6 | 23300231344 |
7 | 3604611535 |
oct | 1123745120 |
9 | 355860131 |
10 | 156224080 |
11 | 80203511 |
12 | 4439b554 |
13 | 2649abac |
14 | 16a68d8c |
15 | daad93a |
hex | 94fca50 |
156224080 has 80 divisors (see below), whose sum is σ = 387475200. Its totient is φ = 58406400.
The previous prime is 156224077. The next prime is 156224083. The reversal of 156224080 is 80422651.
It is an interprime number because it is at equal distance from previous prime (156224077) and next prime (156224083).
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (156224083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119430 + ... + 120730.
It is an arithmetic number, because the mean of its divisors is an integer number (4843440).
Almost surely, 2156224080 is an apocalyptic number.
156224080 is a gapful number since it is divisible by the number (10) 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 156224080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193737600).
156224080 is an abundant number, since it is smaller than the sum of its proper divisors (231251120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156224080 is a wasteful number, since it uses less digits than its factorization.
156224080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1412 (or 1406 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 28.
The square root of 156224080 is about 12498.9631569983. The cubic root of 156224080 is about 538.5788879558.
The spelling of 156224080 in words is "one hundred fifty-six million, two hundred twenty-four thousand, eighty".
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