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130323777 = 367648377
BaseRepresentation
bin1111100010010…
…01010101000001
3100002020010121120
413301021111001
5231330330102
620533142453
73141506463
oct761112501
9302203546
10130323777
1167623201
123778aa29
1320cccc7c
1413446133
15b6946bc
hex7c49541

130323777 has 8 divisors (see below), whose sum is σ = 176358816. Its totient is φ = 85585632.

The previous prime is 130323749. The next prime is 130323799. The reversal of 130323777 is 777323031.

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

It is not a de Polignac number, because 130323777 - 28 = 130323521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130363777) 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, 323988 + ... + 324389.

It is an arithmetic number, because the mean of its divisors is an integer number (22044852).

Almost surely, 2130323777 is an apocalyptic number.

It is an amenable number.

130323777 is a deficient number, since it is larger than the sum of its proper divisors (46035039).

130323777 is an equidigital number, since it uses as much as digits as its factorization.

130323777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648447.

The product of its (nonzero) digits is 18522, while the sum is 33.

The square root of 130323777 is about 11415.9439819929. The cubic root of 130323777 is about 506.9999144132. Note that the first 4 decimals are identical.

The spelling of 130323777 in words is "one hundred thirty million, three hundred twenty-three thousand, seven hundred seventy-seven".

Divisors: 1 3 67 201 648377 1945131 43441259 130323777