Search a number
-
+
130618082 = 2719494787
BaseRepresentation
bin1111100100100…
…01001011100010
3100002210002022202
413302101023202
5231414234312
620543333202
73144143510
oct762211342
9302702282
10130618082
1167804331
12378b1202
13210a3c0a
14134c14b0
15b7019c2
hex7c912e2

130618082 has 16 divisors (see below), whose sum is σ = 224078400. Its totient is φ = 55938768.

The previous prime is 130618067. The next prime is 130618099. The reversal of 130618082 is 280816031.

It is a super-2 number, since 2×1306180822 = 34122166690717448, which contains 22 as substring.

It is an unprimeable number.

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, 24893 + ... + 29679.

It is an arithmetic number, because the mean of its divisors is an integer number (14004900).

Almost surely, 2130618082 is an apocalyptic number.

130618082 is a deficient number, since it is larger than the sum of its proper divisors (93460318).

130618082 is a wasteful number, since it uses less digits than its factorization.

130618082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6745.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 130618082 is about 11428.8267989326. The cubic root of 130618082 is about 507.3812733989.

The spelling of 130618082 in words is "one hundred thirty million, six hundred eighteen thousand, eighty-two".

Divisors: 1 2 7 14 1949 3898 4787 9574 13643 27286 33509 67018 9329863 18659726 65309041 130618082