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52925740 = 2257378041
BaseRepresentation
bin1100100111100…
…1010100101100
310200120220110121
43021321110230
5102022110430
65130214324
71211601310
oct311712454
9120526417
1052925740
112796998a
12158843a4
13ac7100a
147059b40
1549a6a7a
hex327952c

52925740 has 24 divisors (see below), whose sum is σ = 127022112. Its totient is φ = 18145920.

The previous prime is 52925729. The next prime is 52925753. The reversal of 52925740 is 4752925.

52925740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×529257402 = 5602267909095200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52925696 and 52925705.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188881 + ... + 189160.

It is an arithmetic number, because the mean of its divisors is an integer number (5292588).

Almost surely, 252925740 is an apocalyptic number.

It is an amenable number.

52925740 is an abundant number, since it is smaller than the sum of its proper divisors (74096372).

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

52925740 is a wasteful number, since it uses less digits than its factorization.

52925740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378057 (or 378055 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 52925740 is about 7275.0079037758. The cubic root of 52925740 is about 375.4530583405.

The spelling of 52925740 in words is "fifty-two million, nine hundred twenty-five thousand, seven hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 378041 756082 1512164 1890205 2646287 3780410 5292574 7560820 10585148 13231435 26462870 52925740