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52201201 = 1331312829
BaseRepresentation
bin1100011100100…
…0011011110001
310122020002120211
43013020123301
5101330414301
65102504121
71202463043
oct307103361
9118202524
1052201201
1127514598
1215595041
13aa792b0
146d0ba93
1548b2051
hex31c86f1

52201201 has 8 divisors (see below), whose sum is σ = 56400680. Its totient is φ = 48028032.

The previous prime is 52201187. The next prime is 52201213. The reversal of 52201201 is 10210225.

52201201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 576 + 52200625 = 24^2 + 7225^2 .

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

It is not a de Polignac number, because 52201201 - 211 = 52199153 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52201291) 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, 2346 + ... + 10483.

It is an arithmetic number, because the mean of its divisors is an integer number (7050085).

Almost surely, 252201201 is an apocalyptic number.

It is an amenable number.

52201201 is a deficient number, since it is larger than the sum of its proper divisors (4199479).

52201201 is a wasteful number, since it uses less digits than its factorization.

52201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13155.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 52201201 is about 7225.0398614817. The cubic root of 52201201 is about 373.7318967529.

Adding to 52201201 its reverse (10210225), we get a palindrome (62411426).

The spelling of 52201201 in words is "fifty-two million, two hundred one thousand, two hundred one".

Divisors: 1 13 313 4069 12829 166777 4015477 52201201