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130612622 = 2773227563
BaseRepresentation
bin1111100100011…
…11110110001110
3100002202210211112
413302033312032
5231414100442
620543252022
73144121550
oct762176616
9302683745
10130612622
1167800218
12378aa012
13210a159a
14134bd4d0
15b700082
hex7c8fd8e

130612622 has 32 divisors (see below), whose sum is σ = 228379392. Its totient is φ = 54869184.

The previous prime is 130612621. The next prime is 130612637. The reversal of 130612622 is 226216031.

130612622 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130612621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231713 + ... + 232275.

It is an arithmetic number, because the mean of its divisors is an integer number (7136856).

Almost surely, 2130612622 is an apocalyptic number.

130612622 is a deficient number, since it is larger than the sum of its proper divisors (97766770).

130612622 is a wasteful number, since it uses less digits than its factorization.

130612622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 130612622 is about 11428.5879267738. The cubic root of 130612622 is about 507.3742035754.

Adding to 130612622 its reverse (226216031), we get a palindrome (356828653).

The spelling of 130612622 in words is "one hundred thirty million, six hundred twelve thousand, six hundred twenty-two".

Divisors: 1 2 7 14 73 146 227 454 511 563 1022 1126 1589 3178 3941 7882 16571 33142 41099 82198 115997 127801 231994 255602 287693 575386 894607 1789214 9329473 18658946 65306311 130612622