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55063996 = 22131139371
BaseRepresentation
bin1101001000001…
…1010110111100
310211121112121021
43102003112330
5103044021441
65244113524
71236015301
oct322032674
9124545537
1055063996
112909a439
12165358a4
13b53c360
1474550a8
154c7a3d1
hex34835bc

55063996 has 24 divisors (see below), whose sum is σ = 104703984. Its totient is φ = 25186560.

The previous prime is 55063991. The next prime is 55064021. The reversal of 55063996 is 69936055.

It is a happy number.

55063996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55063991) by changing a digit.

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, 1191 + ... + 10561.

It is an arithmetic number, because the mean of its divisors is an integer number (4362666).

Almost surely, 255063996 is an apocalyptic number.

It is an amenable number.

55063996 is a deficient number, since it is larger than the sum of its proper divisors (49639988).

55063996 is a wasteful number, since it uses less digits than its factorization.

55063996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9501 (or 9499 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 43.

The square root of 55063996 is about 7420.5118421845. The cubic root of 55063996 is about 380.4426881446.

It can be divided in two parts, 550 and 63996, that added together give a palindrome (64546).

The spelling of 55063996 in words is "fifty-five million, sixty-three thousand, nine hundred ninety-six".

Divisors: 1 2 4 13 26 52 113 226 452 1469 2938 5876 9371 18742 37484 121823 243646 487292 1058923 2117846 4235692 13765999 27531998 55063996