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52201871 = 432694513
BaseRepresentation
bin1100011100100…
…0100110001111
310122020010111122
43013020212033
5101330424441
65102511155
71202465021
oct307104617
9118203448
1052201871
1127515047
12155954bb
13aa796a7
146d0c011
1548b234b
hex31c898f

52201871 has 8 divisors (see below), whose sum is σ = 53626320. Its totient is φ = 50787072.

The previous prime is 52201841. The next prime is 52201921. The reversal of 52201871 is 17810225.

52201871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52201871 - 214 = 52185487 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52201871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52201801) 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 7 ways as a sum of consecutive naturals, for example, 9311 + ... + 13823.

It is an arithmetic number, because the mean of its divisors is an integer number (6703290).

Almost surely, 252201871 is an apocalyptic number.

52201871 is a deficient number, since it is larger than the sum of its proper divisors (1424449).

52201871 is a wasteful number, since it uses less digits than its factorization.

52201871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4825.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 52201871 is about 7225.0862278592. The cubic root of 52201871 is about 373.7334956900.

The spelling of 52201871 in words is "fifty-two million, two hundred one thousand, eight hundred seventy-one".

Divisors: 1 43 269 4513 11567 194059 1213997 52201871