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55503000052 = 22178319949417
BaseRepresentation
bin110011101100001111…
…001001000111110100
312022021002200112112121
4303230033021013310
51402132232000202
641255301525324
74003262500453
oct635417110764
9168232615477
1055503000052
11215a1aa6485
12a90ba13844
135306b94086
142987528b9a
15169ca58537
hexcec3c91f4

55503000052 has 48 divisors (see below), whose sum is σ = 104608022400. Its totient is φ = 25674181632.

The previous prime is 55503000041. The next prime is 55503000073. The reversal of 55503000052 is 25000030555.

It is a junction number, because it is equal to n+sod(n) for n = 55502999990 and 55503000026.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1098448 + ... + 1147864.

It is an arithmetic number, because the mean of its divisors is an integer number (2179333800).

Almost surely, 255503000052 is an apocalyptic number.

It is an amenable number.

55503000052 is a deficient number, since it is larger than the sum of its proper divisors (49105022348).

55503000052 is a wasteful number, since it uses less digits than its factorization.

55503000052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49720 (or 49718 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 25.

The spelling of 55503000052 in words is "fifty-five billion, five hundred three million, fifty-two", and thus it is an aban number.

Divisors: 1 2 4 17 34 68 83 166 199 332 398 796 1411 2822 3383 5644 6766 13532 16517 33034 49417 66068 98834 197668 280789 561578 840089 1123156 1680178 3360356 4101611 8203222 9833983 16406444 19667966 39335932 69727387 139454774 167177711 278909548 334355422 668710844 816220589 1632441178 3264882356 13875750013 27751500026 55503000052