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52103455 = 5611391229
BaseRepresentation
bin1100011011000…
…0100100011111
310122001010111121
43012300210133
5101314302310
65100431411
71201605055
oct306604437
9118033447
1052103455
1127458108
1215548567
13aa43961
146cc41d5
1548930da
hex31b091f

52103455 has 16 divisors (see below), whose sum is σ = 64058400. Its totient is φ = 40671360.

The previous prime is 52103449. The next prime is 52103461. The reversal of 52103455 is 55430125.

52103455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52103449) and next prime (52103461).

It is not a de Polignac number, because 52103455 - 27 = 52103327 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 41781 + ... + 43009.

It is an arithmetic number, because the mean of its divisors is an integer number (4003650).

Almost surely, 252103455 is an apocalyptic number.

52103455 is a deficient number, since it is larger than the sum of its proper divisors (11954945).

52103455 is a wasteful number, since it uses less digits than its factorization.

52103455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 52103455 is about 7218.2723002115. The cubic root of 52103455 is about 373.4984817985.

The spelling of 52103455 in words is "fifty-two million, one hundred three thousand, four hundred fifty-five".

Divisors: 1 5 61 139 305 695 1229 6145 8479 42395 74969 170831 374845 854155 10420691 52103455