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53088841 = 13172291049
BaseRepresentation
bin1100101010000…
…1001001001001
310200220012012101
43022201021021
5102042320331
65133513401
71213150651
oct312411111
9120805171
1053088841
1127a70483
1215942861
13acca320
14709d361
1549da061
hex32a1249

53088841 has 16 divisors (see below), whose sum is σ = 60858000. Its totient is φ = 45877248.

The previous prime is 53088829. The next prime is 53088859. The reversal of 53088841 is 14888035.

It can be written as a sum of positive squares in 8 ways, for example, as 10055241 + 43033600 = 3171^2 + 6560^2 .

It is a cyclic number.

It is not a de Polignac number, because 53088841 - 27 = 53088713 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 53088841.

It is not an unprimeable number, because it can be changed into a prime (53088041) 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, 50085 + ... + 51133.

It is an arithmetic number, because the mean of its divisors is an integer number (3803625).

Almost surely, 253088841 is an apocalyptic number.

It is an amenable number.

53088841 is a deficient number, since it is larger than the sum of its proper divisors (7769159).

53088841 is a wasteful number, since it uses less digits than its factorization.

53088841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308.

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 53088841 is about 7286.2089593972. The cubic root of 53088841 is about 375.8383401359.

The spelling of 53088841 in words is "fifty-three million, eighty-eight thousand, eight hundred forty-one".

Divisors: 1 13 17 221 229 1049 2977 3893 13637 17833 50609 231829 240221 3122873 4083757 53088841