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53078006275 = 527595140727
BaseRepresentation
bin110001011011101100…
…100001101000000011
312002000002122002110021
4301123230201220003
51332200432200100
640214513514311
73556215415660
oct613354415003
9162002562407
1053078006275
1120568172798
12a353872997
13500b667008
1427d7440a67
1515a9be6a1a
hexc5bb21a03

53078006275 has 24 divisors (see below), whose sum is σ = 76494032640. Its totient is φ = 35779452960.

The previous prime is 53078006273. The next prime is 53078006297. The reversal of 53078006275 is 57260087035.

It is not a de Polignac number, because 53078006275 - 21 = 53078006273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53078006273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2560039 + ... + 2580688.

It is an arithmetic number, because the mean of its divisors is an integer number (3187251360).

Almost surely, 253078006275 is an apocalyptic number.

53078006275 is a deficient number, since it is larger than the sum of its proper divisors (23416026365).

53078006275 is a wasteful number, since it uses less digits than its factorization.

53078006275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5140803 (or 5140798 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 43.

The spelling of 53078006275 in words is "fifty-three billion, seventy-eight million, six thousand, two hundred seventy-five".

Divisors: 1 5 7 25 35 59 175 295 413 1475 2065 10325 5140727 25703635 35985089 128518175 179925445 303302893 899627225 1516514465 2123120251 7582572325 10615601255 53078006275