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52090628 = 22195911617
BaseRepresentation
bin1100011010110…
…1011100000100
310122000110220112
43012231130010
5101313400003
65100252152
71201522502
oct306553404
9118013815
1052090628
1127449507
1215541058
13aa3ab75
146cbd672
15488e3d8
hex31ad704

52090628 has 24 divisors (see below), whose sum is σ = 97591200. Its totient is φ = 24254208.

The previous prime is 52090613. The next prime is 52090631. The reversal of 52090628 is 82609025.

It is a super-3 number, since 3×520906283 (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52090594 and 52090603.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1325 + ... + 10292.

It is an arithmetic number, because the mean of its divisors is an integer number (4066300).

Almost surely, 252090628 is an apocalyptic number.

It is an amenable number.

52090628 is a deficient number, since it is larger than the sum of its proper divisors (45500572).

52090628 is a wasteful number, since it uses less digits than its factorization.

52090628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11699 (or 11697 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 52090628 is about 7217.3837365073. The cubic root of 52090628 is about 373.4678295879.

The spelling of 52090628 in words is "fifty-two million, ninety thousand, six hundred twenty-eight".

Divisors: 1 2 4 19 38 59 76 118 236 1121 2242 4484 11617 23234 46468 220723 441446 685403 882892 1370806 2741612 13022657 26045314 52090628