Search a number
-
+
82430315 = 5112117103
BaseRepresentation
bin1001110100111…
…00100101101011
312202002220010122
410322130211223
5132100232230
612102433455
72020434422
oct472344553
9182086118
1082430315
1142591130
122373288b
1314101646
14ad3a2b9
157383be5
hex4e9c96b

82430315 has 16 divisors (see below), whose sum is σ = 108435456. Its totient is φ = 59656800.

The previous prime is 82430311. The next prime is 82430323. The reversal of 82430315 is 51303428.

It is not a de Polignac number, because 82430315 - 22 = 82430311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82430311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8054 + ... + 15156.

It is an arithmetic number, because the mean of its divisors is an integer number (6777216).

Almost surely, 282430315 is an apocalyptic number.

82430315 is a deficient number, since it is larger than the sum of its proper divisors (26005141).

82430315 is a wasteful number, since it uses less digits than its factorization.

82430315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7330.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 82430315 is about 9079.1142189092. The cubic root of 82430315 is about 435.2067806257.

The spelling of 82430315 in words is "eighty-two million, four hundred thirty thousand, three hundred fifteen".

Divisors: 1 5 11 55 211 1055 2321 7103 11605 35515 78133 390665 1498733 7493665 16486063 82430315