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56952097 = 66378581
BaseRepresentation
bin1101100101000…
…0010100100001
310222011110120221
43121100110201
5104034431342
65352403041
71261041046
oct331202441
9128143527
1056952097
112a169a54
12170a6481
13ba50887
1477c71cd
154eeea67
hex3650521

56952097 has 4 divisors (see below), whose sum is σ = 56967316. Its totient is φ = 56936880.

The previous prime is 56952089. The next prime is 56952107. The reversal of 56952097 is 79025965.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 79025965 = 515805193.

It can be written as a sum of positive squares in 2 ways, for example, as 266256 + 56685841 = 516^2 + 7529^2 .

It is a cyclic number.

It is not a de Polignac number, because 56952097 - 23 = 56952089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56952017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2347 + ... + 10927.

It is an arithmetic number, because the mean of its divisors is an integer number (14241829).

Almost surely, 256952097 is an apocalyptic number.

It is an amenable number.

56952097 is a deficient number, since it is larger than the sum of its proper divisors (15219).

56952097 is an equidigital number, since it uses as much as digits as its factorization.

56952097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15218.

The product of its (nonzero) digits is 170100, while the sum is 43.

The square root of 56952097 is about 7546.6613147802. The cubic root of 56952097 is about 384.7422731172.

The spelling of 56952097 in words is "fifty-six million, nine hundred fifty-two thousand, ninety-seven".

Divisors: 1 6637 8581 56952097