Base | Representation |
---|---|
bin | 1110100101001… |
… | …1101001000000 |
3 | 11021002020202012 |
4 | 3221103221000 |
5 | 111124110000 |
6 | 10022512052 |
7 | 1341565016 |
oct | 351235100 |
9 | 137066665 |
10 | 61160000 |
11 | 31583460 |
12 | 18595628 |
13 | c894c65 |
14 | 81a08b6 |
15 | 5581735 |
hex | 3a53a40 |
61160000 has 140 divisors (see below), whose sum is σ = 166634160. Its totient is φ = 22080000.
The previous prime is 61159991. The next prime is 61160017. The reversal of 61160000 is 6116.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 439931 + ... + 440069.
It is an arithmetic number, because the mean of its divisors is an integer number (1190244).
Almost surely, 261160000 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 61160000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83317080).
61160000 is an abundant number, since it is smaller than the sum of its proper divisors (105474160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61160000 is a wasteful number, since it uses less digits than its factorization.
61160000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 182 (or 157 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 61160000 is about 7820.4859184069. The cubic root of 61160000 is about 393.9935924474.
Adding to 61160000 its reverse (6116), we get a palindrome (61166116).
Multiplying 61160000 by its reverse (6116), we get a square (374054560000 = 6116002).
61160000 divided by its reverse (6116) gives a 4-th power (10000 = 104).
It can be divided in two parts, 61 and 160000, that added together give a palindrome (160061).
The spelling of 61160000 in words is "sixty-one million, one hundred sixty thousand".
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