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56206130 = 257971147
BaseRepresentation
bin1101011001101…
…0001100110010
310220202120022112
43112122030302
5103342044010
65324405322
71251513161
oct326321462
9126676275
1056206130
11297aa552
12169a6842
13b84c186
1476713d8
154e03a05
hex359a332

56206130 has 16 divisors (see below), whose sum is σ = 102453120. Its totient is φ = 22197552.

The previous prime is 56206109. The next prime is 56206133. The reversal of 56206130 is 3160265.

56206130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 56206096 and 56206105.

It is not an unprimeable number, because it can be changed into a prime (56206133) 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, 34784 + ... + 36363.

It is an arithmetic number, because the mean of its divisors is an integer number (6403320).

Almost surely, 256206130 is an apocalyptic number.

56206130 is a deficient number, since it is larger than the sum of its proper divisors (46246990).

56206130 is a wasteful number, since it uses less digits than its factorization.

56206130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71233.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 56206130 is about 7497.0747628658. The cubic root of 56206130 is about 383.0550814167.

Adding to 56206130 its reverse (3160265), we get a palindrome (59366395).

The spelling of 56206130 in words is "fifty-six million, two hundred six thousand, one hundred thirty".

Divisors: 1 2 5 10 79 158 395 790 71147 142294 355735 711470 5620613 11241226 28103065 56206130