Base | Representation |
---|---|
bin | 1100100100010… |
… | …0111100111110 |
3 | 10200012000012210 |
4 | 3021010330332 |
5 | 101443224410 |
6 | 5121441250 |
7 | 1210016025 |
oct | 311047476 |
9 | 120160183 |
10 | 52711230 |
11 | 27832800 |
12 | 157a0226 |
13 | abc74a0 |
14 | 70018bc |
15 | 4963220 |
hex | 3244f3e |
52711230 has 96 divisors (see below), whose sum is σ = 149883552. Its totient is φ = 11784960.
The previous prime is 52711213. The next prime is 52711261. The reversal of 52711230 is 3211725.
It is a super-2 number, since 2×527112302 = 5556947536225800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 52711197 and 52711206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46632 + ... + 47748.
It is an arithmetic number, because the mean of its divisors is an integer number (1561287).
Almost surely, 252711230 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52711230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74941776).
52711230 is an abundant number, since it is smaller than the sum of its proper divisors (97172322).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52711230 is a wasteful number, since it uses less digits than its factorization.
52711230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1162 (or 1151 counting only the distinct ones).
The product of its (nonzero) digits is 420, while the sum is 21.
The square root of 52711230 is about 7260.2499956957. The cubic root of 52711230 is about 374.9451297495.
Adding to 52711230 its reverse (3211725), we get a palindrome (55922955).
The spelling of 52711230 in words is "fifty-two million, seven hundred eleven thousand, two hundred thirty".
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