Base | Representation |
---|---|
bin | 10101100010000… |
… | …001101111000100 |
3 | 221011201222020022 |
4 | 111202001233010 |
5 | 1214434212130 |
6 | 55502354312 |
7 | 11644334222 |
oct | 2542015704 |
9 | 834658208 |
10 | 361241540 |
11 | 175a03130 |
12 | a0b8b998 |
13 | 59ac0bba |
14 | 35d95b12 |
15 | 21aa97e5 |
hex | 15881bc4 |
361241540 has 48 divisors (see below), whose sum is σ = 833595840. Its totient is φ = 130404480.
The previous prime is 361241537. The next prime is 361241557. The reversal of 361241540 is 45142163.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24674 + ... + 36486.
It is an arithmetic number, because the mean of its divisors is an integer number (17366580).
Almost surely, 2361241540 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 361241540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (416797920).
361241540 is an abundant number, since it is smaller than the sum of its proper divisors (472354300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
361241540 is a wasteful number, since it uses less digits than its factorization.
361241540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11972 (or 11970 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 361241540 is about 19006.3552529147. The cubic root of 361241540 is about 712.1955050590.
The spelling of 361241540 in words is "three hundred sixty-one million, two hundred forty-one thousand, five hundred forty".
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