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52503150051 = 3311237614273
BaseRepresentation
bin110000111001011011…
…100111110111100011
312000112000221100222000
4300321123213313203
51330011301300201
640041500415043
73536035261212
oct607133476743
9160460840860
1052503150051
11202a2728800
12a213247483
134c49532bc1
142780d61079
1515744e3d86
hexc396e7de3

52503150051 has 48 divisors (see below), whose sum is σ = 85539152160. Its totient is φ = 31804185600.

The previous prime is 52503149999. The next prime is 52503150083. The reversal of 52503150051 is 15005130525.

52503150051 is a `hidden beast` number, since 5 + 2 + 503 + 150 + 0 + 5 + 1 = 666.

It is not a de Polignac number, because 52503150051 - 229 = 51966279139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 52503149997 and 52503150024.

It is not an unprimeable number, because it can be changed into a prime (52503130051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12285051 + ... + 12289323.

It is an arithmetic number, because the mean of its divisors is an integer number (1782065670).

Almost surely, 252503150051 is an apocalyptic number.

52503150051 is a deficient number, since it is larger than the sum of its proper divisors (33036002109).

52503150051 is a wasteful number, since it uses less digits than its factorization.

52503150051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8065 (or 8048 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

Adding to 52503150051 its reverse (15005130525), we get a palindrome (67508280576).

The spelling of 52503150051 in words is "fifty-two billion, five hundred three million, one hundred fifty thousand, fifty-one".

Divisors: 1 3 9 11 27 33 99 121 297 363 1089 3267 3761 4273 11283 12819 33849 38457 41371 47003 101547 115371 124113 141009 372339 423027 455081 517033 1117017 1269081 1365243 1551099 4095729 4653297 12287187 13959891 16070753 48212259 144636777 176778283 433910331 530334849 1591004547 1944561113 4773013641 5833683339 17501050017 52503150051