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52502055 = 354774471
BaseRepresentation
bin1100100001000…
…1111000100111
310122210101021120
43020101320213
5101420031210
65113145023
71205155134
oct310217047
9118711246
1052502055
11276aa631
12156bb173
13ab53208
146d8958b
154921270
hex3211e27

52502055 has 16 divisors (see below), whose sum is σ = 85791744. Its totient is φ = 27404960.

The previous prime is 52502053. The next prime is 52502081. The reversal of 52502055 is 55020525.

52502055 = T1505 + T1506 + ... + T1549.

It is not a de Polignac number, because 52502055 - 21 = 52502053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52502053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36531 + ... + 37940.

It is an arithmetic number, because the mean of its divisors is an integer number (5361984).

Almost surely, 252502055 is an apocalyptic number.

52502055 is a deficient number, since it is larger than the sum of its proper divisors (33289689).

52502055 is a wasteful number, since it uses less digits than its factorization.

52502055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74526.

The product of its (nonzero) digits is 2500, while the sum is 24.

The square root of 52502055 is about 7245.8301801795. The cubic root of 52502055 is about 374.4485048949.

The spelling of 52502055 in words is "fifty-two million, five hundred two thousand, fifty-five".

Divisors: 1 3 5 15 47 141 235 705 74471 223413 372355 1117065 3500137 10500411 17500685 52502055