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10541557 = 132293541
BaseRepresentation
bin101000001101…
…100111110101
3201211120022001
4220031213311
510144312212
61013535301
7155413255
oct50154765
921746261
1010541557
115a50034
123644531
132251210
141585965
15dd3657
hexa0d9f5

10541557 has 8 divisors (see below), whose sum is σ = 11405240. Its totient is φ = 9685440.

The previous prime is 10541549. The next prime is 10541569. The reversal of 10541557 is 75514501.

10541557 is digitally balanced in base 3, 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 1726596 + 8814961 = 1314^2 + 2969^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 10541557 - 23 = 10541549 is a prime.

It is a super-2 number, since 2×105415572 = 222248847968498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10541537) 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, 1207 + ... + 4747.

It is an arithmetic number, because the mean of its divisors is an integer number (1425655).

Almost surely, 210541557 is an apocalyptic number.

It is an amenable number.

10541557 is a deficient number, since it is larger than the sum of its proper divisors (863683).

10541557 is a wasteful number, since it uses less digits than its factorization.

10541557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3783.

The product of its (nonzero) digits is 3500, while the sum is 28.

The square root of 10541557 is about 3246.7764012941. The cubic root of 10541557 is about 219.2644650845.

The spelling of 10541557 in words is "ten million, five hundred forty-one thousand, five hundred fifty-seven".

Divisors: 1 13 229 2977 3541 46033 810889 10541557