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53315300201 = 154001346201
BaseRepresentation
bin110001101001110101…
…101110101101101001
312002121122010212112012
4301221311232231221
51333142204101301
640254231525305
73565126401002
oct615165565551
9162548125465
1053315300201
112067a108179
12a3bb229835
13504887b217
14281ab701a9
1515c096aebb
hexc69d6eb69

53315300201 has 4 divisors (see below), whose sum is σ = 53315800404. Its totient is φ = 53314800000.

The previous prime is 53315300197. The next prime is 53315300251. The reversal of 53315300201 is 10200351335.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 10200351335 = 52040070267.

It can be written as a sum of positive squares in 2 ways, for example, as 46559282176 + 6756018025 = 215776^2 + 82195^2 .

It is a cyclic number.

It is not a de Polignac number, because 53315300201 - 22 = 53315300197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53315300251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19100 + ... + 327101.

It is an arithmetic number, because the mean of its divisors is an integer number (13328950101).

Almost surely, 253315300201 is an apocalyptic number.

It is an amenable number.

53315300201 is a deficient number, since it is larger than the sum of its proper divisors (500203).

53315300201 is a wasteful number, since it uses less digits than its factorization.

53315300201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500202.

The product of its (nonzero) digits is 1350, while the sum is 23.

Adding to 53315300201 its reverse (10200351335), we get a palindrome (63515651536).

The spelling of 53315300201 in words is "fifty-three billion, three hundred fifteen million, three hundred thousand, two hundred one".

Divisors: 1 154001 346201 53315300201