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52126120 = 23519107641
BaseRepresentation
bin1100011011011…
…0000110101000
310122002021121001
43012312012220
5101321013440
65101124344
71202031124
oct306660650
9118067531
1052126120
1127473142
12155596b4
13aa51077
146ccc584
154899b9a
hex31b61a8

52126120 has 64 divisors (see below), whose sum is σ = 124804800. Its totient is φ = 19537920.

The previous prime is 52126117. The next prime is 52126133. The reversal of 52126120 is 2162125.

It is a Harshad number since it is a multiple of its sum of digits (19).

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, 81000 + ... + 81640.

It is an arithmetic number, because the mean of its divisors is an integer number (1950075).

Almost surely, 252126120 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 52126120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62402400).

52126120 is an abundant number, since it is smaller than the sum of its proper divisors (72678680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52126120 is a wasteful number, since it uses less digits than its factorization.

52126120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778 (or 774 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 52126120 is about 7219.8421035366. The cubic root of 52126120 is about 373.5526312204.

Adding to 52126120 its reverse (2162125), we get a palindrome (54288245).

The spelling of 52126120 in words is "fifty-two million, one hundred twenty-six thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 19 20 38 40 76 95 107 152 190 214 380 428 535 641 760 856 1070 1282 2033 2140 2564 3205 4066 4280 5128 6410 8132 10165 12179 12820 16264 20330 24358 25640 40660 48716 60895 68587 81320 97432 121790 137174 243580 274348 342935 487160 548696 685870 1303153 1371740 2606306 2743480 5212612 6515765 10425224 13031530 26063060 52126120