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53060660 = 2252653033
BaseRepresentation
bin1100101001101…
…0010000110100
310200211202112122
43022122100310
5102040420120
65133135112
71213002542
oct312322064
9120752478
1053060660
1127a51294
121592a498
13acba553
147092d92
1549d1a25
hex329a434

53060660 has 12 divisors (see below), whose sum is σ = 111427428. Its totient is φ = 21224256.

The previous prime is 53060659. The next prime is 53060669. The reversal of 53060660 is 6606035.

It can be written as a sum of positive squares in 2 ways, for example, as 10784656 + 42276004 = 3284^2 + 6502^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53060669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1326497 + ... + 1326536.

It is an arithmetic number, because the mean of its divisors is an integer number (9285619).

Almost surely, 253060660 is an apocalyptic number.

It is an amenable number.

53060660 is an abundant number, since it is smaller than the sum of its proper divisors (58366768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53060660 is a wasteful number, since it uses less digits than its factorization.

53060660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2653042 (or 2653040 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 53060660 is about 7284.2748437988. The cubic root of 53060660 is about 375.7718266295.

Adding to 53060660 its reverse (6606035), we get a palindrome (59666695).

The spelling of 53060660 in words is "fifty-three million, sixty thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 2653033 5306066 10612132 13265165 26530330 53060660