Base | Representation |
---|---|
bin | 10011001100110… |
… | …01010110011010 |
3 | 102020001201010110 |
4 | 21212121112122 |
5 | 312212412000 |
6 | 23552025150 |
7 | 3663663261 |
oct | 1146312632 |
9 | 366051113 |
10 | 161060250 |
11 | 82a06a4a |
12 | 45b321b6 |
13 | 274a2230 |
14 | 175675d8 |
15 | e216850 |
hex | 999959a |
161060250 has 64 divisors (see below), whose sum is σ = 432956160. Its totient is φ = 39643200.
The previous prime is 161060243. The next prime is 161060387. The reversal of 161060250 is 52060161.
It is a happy number.
161060250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1491 + ... + 18009.
It is an arithmetic number, because the mean of its divisors is an integer number (6764940).
Almost surely, 2161060250 is an apocalyptic number.
161060250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 161060250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216478080).
161060250 is an abundant number, since it is smaller than the sum of its proper divisors (271895910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161060250 is a wasteful number, since it uses less digits than its factorization.
161060250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16552 (or 16542 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 161060250 is about 12690.9515009711. The cubic root of 161060250 is about 544.0800348111.
The spelling of 161060250 in words is "one hundred sixty-one million, sixty thousand, two hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •