Base | Representation |
---|---|
bin | 1100100100001… |
… | …1101101010010 |
3 | 10200011202012220 |
4 | 3021003231102 |
5 | 101443044010 |
6 | 5121401510 |
7 | 1206665121 |
oct | 311035522 |
9 | 120152186 |
10 | 52706130 |
11 | 27829994 |
12 | 15799296 |
13 | abc5079 |
14 | 6dddab8 |
15 | 4961970 |
hex | 3243b52 |
52706130 has 64 divisors (see below), whose sum is σ = 131459328. Its totient is φ = 13512960.
The previous prime is 52706119. The next prime is 52706131. The reversal of 52706130 is 3160725.
It is a super-2 number, since 2×527061302 = 5555872279153800, which contains 22 as substring.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 52706130.
It is not an unprimeable number, because it can be changed into a prime (52706131) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114100 + ... + 114560.
It is an arithmetic number, because the mean of its divisors is an integer number (2054052).
Almost surely, 252706130 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52706130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65729664).
52706130 is an abundant number, since it is smaller than the sum of its proper divisors (78753198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52706130 is a wasteful number, since it uses less digits than its factorization.
52706130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 611.
The product of its (nonzero) digits is 1260, while the sum is 24.
The square root of 52706130 is about 7259.8987596247. The cubic root of 52706130 is about 374.9330369321.
Adding to 52706130 its reverse (3160725), we get a palindrome (55866855).
The spelling of 52706130 in words is "fifty-two million, seven hundred six thousand, one hundred thirty".
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