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53200441 = 7173197223
BaseRepresentation
bin1100101011110…
…0011000111001
310201002212021201
43022330120321
5102104403231
65140134201
71214124220
oct312743071
9121085251
1053200441
1128037308
1215997361
13b039068
1470cbcb7
154a0d161
hex32bc639

53200441 has 16 divisors (see below), whose sum is σ = 61737984. Its totient is φ = 44904384.

The previous prime is 53200439. The next prime is 53200453. The reversal of 53200441 is 14400235.

It is not a de Polignac number, because 53200441 - 21 = 53200439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53200421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238456 + ... + 238678.

It is an arithmetic number, because the mean of its divisors is an integer number (3858624).

Almost surely, 253200441 is an apocalyptic number.

It is an amenable number.

53200441 is a deficient number, since it is larger than the sum of its proper divisors (8537543).

53200441 is a wasteful number, since it uses less digits than its factorization.

53200441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 53200441 is about 7293.8632424799. The cubic root of 53200441 is about 376.1015103357.

Adding to 53200441 its reverse (14400235), we get a palindrome (67600676).

The spelling of 53200441 in words is "fifty-three million, two hundred thousand, four hundred forty-one".

Divisors: 1 7 173 197 223 1211 1379 1561 34081 38579 43931 238567 270053 307517 7600063 53200441