Base | Representation |
---|---|
bin | 10011000100001… |
… | …10000101000100 |
3 | 102010221102110211 |
4 | 21202012011010 |
5 | 311420321430 |
6 | 23511525204 |
7 | 3651256132 |
oct | 1142060504 |
9 | 363842424 |
10 | 159932740 |
11 | 82306920 |
12 | 45689804 |
13 | 27198c76 |
14 | 17352752 |
15 | e09272a |
hex | 9886144 |
159932740 has 48 divisors (see below), whose sum is σ = 367617600. Its totient is φ = 57962880.
The previous prime is 159932737. The next prime is 159932749. The reversal of 159932740 is 47239951.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 159932693 and 159932702.
It is not an unprimeable number, because it can be changed into a prime (159932749) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75739 + ... + 77821.
It is an arithmetic number, because the mean of its divisors is an integer number (7658700).
Almost surely, 2159932740 is an apocalyptic number.
159932740 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 159932740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183808800).
159932740 is an abundant number, since it is smaller than the sum of its proper divisors (207684860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
159932740 is a wasteful number, since it uses less digits than its factorization.
159932740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2452 (or 2450 counting only the distinct ones).
The product of its (nonzero) digits is 68040, while the sum is 40.
The square root of 159932740 is about 12646.4516762608. The cubic root of 159932740 is about 542.8074411033.
The spelling of 159932740 in words is "one hundred fifty-nine million, nine hundred thirty-two thousand, seven hundred forty".
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