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52055276 = 22713831723
BaseRepresentation
bin1100011010010…
…0110011101100
310121221200102012
43012210303230
5101311232101
65055420352
71201314440
oct306446354
9117850365
1052055276
1127424999
12155246b8
13aa27a50
146cb0820
154883bbb
hex31a4cec

52055276 has 48 divisors (see below), whose sum is σ = 113535744. Its totient is φ = 20333376.

The previous prime is 52055257. The next prime is 52055291. The reversal of 52055276 is 67255025.

52055276 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 29351 + ... + 31073.

It is an arithmetic number, because the mean of its divisors is an integer number (2365328).

Almost surely, 252055276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52055276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56767872).

52055276 is an abundant number, since it is smaller than the sum of its proper divisors (61480468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52055276 is a wasteful number, since it uses less digits than its factorization.

52055276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830 (or 1828 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 52055276 is about 7214.9342339345. The cubic root of 52055276 is about 373.3833241589.

The spelling of 52055276 in words is "fifty-two million, fifty-five thousand, two hundred seventy-six".

Divisors: 1 2 4 7 13 14 26 28 52 83 91 166 182 332 364 581 1079 1162 1723 2158 2324 3446 4316 6892 7553 12061 15106 22399 24122 30212 44798 48244 89596 143009 156793 286018 313586 572036 627172 1001063 1859117 2002126 3718234 4004252 7436468 13013819 26027638 52055276