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53135200225 = 524745221447
BaseRepresentation
bin110001011111000110…
…101100111111100001
312002011002020211210201
4301133012230333201
51332310102401400
640224315425201
73560511515122
oct613706547741
9162132224721
1053135200225
1120597487418
12a36aa55201
13501a4709a3
142800c8c049
1515aec4306a
hexc5f1acfe1

53135200225 has 12 divisors (see below), whose sum is σ = 67289514624. Its totient is φ = 41603730320.

The previous prime is 53135200219. The next prime is 53135200267. The reversal of 53135200225 is 52200253135.

It is not a de Polignac number, because 53135200225 - 29 = 53135199713 is a prime.

It is a super-3 number, since 3×531352002253 (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53135200193 and 53135200202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22609549 + ... + 22611898.

It is an arithmetic number, because the mean of its divisors is an integer number (5607459552).

Almost surely, 253135200225 is an apocalyptic number.

It is an amenable number.

53135200225 is a deficient number, since it is larger than the sum of its proper divisors (14154314399).

53135200225 is a wasteful number, since it uses less digits than its factorization.

53135200225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45221504 (or 45221499 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The spelling of 53135200225 in words is "fifty-three billion, one hundred thirty-five million, two hundred thousand, two hundred twenty-five".

Divisors: 1 5 25 47 235 1175 45221447 226107235 1130536175 2125408009 10627040045 53135200225