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52025105 = 5114123071
BaseRepresentation
bin1100011001110…
…1011100010001
310121220011000202
43012131130101
5101304300410
65055024545
71201130456
oct306353421
9117804022
1052025105
1127404260
121550b155
13aa170b2
146ca382d
154879ca5
hex319d711

52025105 has 16 divisors (see below), whose sum is σ = 69769728. Its totient is φ = 36912000.

The previous prime is 52025069. The next prime is 52025107. The reversal of 52025105 is 50152025.

52025105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52025105 - 26 = 52025041 is a prime.

It is a super-2 number, since 2×520251052 = 5413223100522050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52025107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9281 + ... + 13790.

It is an arithmetic number, because the mean of its divisors is an integer number (4360608).

Almost surely, 252025105 is an apocalyptic number.

52025105 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52025105 is a deficient number, since it is larger than the sum of its proper divisors (17744623).

52025105 is a wasteful number, since it uses less digits than its factorization.

52025105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23128.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 52025105 is about 7212.8430594323. The cubic root of 52025105 is about 373.3111731284.

Subtracting from 52025105 its reverse (50152025), we obtain a triangular number (1873080 = T1935).

The spelling of 52025105 in words is "fifty-two million, twenty-five thousand, one hundred five".

Divisors: 1 5 11 41 55 205 451 2255 23071 115355 253781 945911 1268905 4729555 10405021 52025105