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8561053 = 311571759
BaseRepresentation
bin100000101010…
…000110011101
3121002221120001
4200222012131
54142423203
6503254301
7132524224
oct40520635
917087501
108561053
114918056
122a4a391
131a09917
1411cbcbb
15b4191d
hex82a19d

8561053 has 8 divisors (see below), whose sum is σ = 8898560. Its totient is φ = 8227440.

The previous prime is 8561041. The next prime is 8561057. The reversal of 8561053 is 3501658.

8561053 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 8561053 - 213 = 8552861 is a prime.

It is a super-3 number, since 3×85610533 (a number of 22 digits) contains 333 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 (8561057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3988 + ... + 5746.

It is an arithmetic number, because the mean of its divisors is an integer number (1112320).

Almost surely, 28561053 is an apocalyptic number.

It is an amenable number.

8561053 is a deficient number, since it is larger than the sum of its proper divisors (337507).

8561053 is a wasteful number, since it uses less digits than its factorization.

8561053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1947.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 8561053 is about 2925.9277161270. The cubic root of 8561053 is about 204.5702120007.

The spelling of 8561053 in words is "eight million, five hundred sixty-one thousand, fifty-three".

Divisors: 1 31 157 1759 4867 54529 276163 8561053