Search a number
-
+
82752623 = 1072273407
BaseRepresentation
bin1001110111010…
…11010001101111
312202201021020222
410323223101233
5132141040443
612113401555
72023246202
oct473532157
9182637228
1082752623
11427912a8
12238692bb
13141b5265
14adc1939
1573e9468
hex4eeb46f

82752623 has 8 divisors (see below), whose sum is σ = 83918592. Its totient is φ = 81594136.

The previous prime is 82752613. The next prime is 82752629. The reversal of 82752623 is 32625728.

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

It is a cyclic number.

It is not a de Polignac number, because 82752623 - 212 = 82748527 is a prime.

It is a super-2 number, since 2×827526232 = 13695993226760258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82752629) 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 7 ways as a sum of consecutive naturals, for example, 22586 + ... + 25992.

It is an arithmetic number, because the mean of its divisors is an integer number (10489824).

Almost surely, 282752623 is an apocalyptic number.

82752623 is a deficient number, since it is larger than the sum of its proper divisors (1165969).

82752623 is a wasteful number, since it uses less digits than its factorization.

82752623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3741.

The product of its digits is 40320, while the sum is 35.

The square root of 82752623 is about 9096.8468713066. The cubic root of 82752623 is about 435.7732720541.

The spelling of 82752623 in words is "eighty-two million, seven hundred fifty-two thousand, six hundred twenty-three".

Divisors: 1 107 227 3407 24289 364549 773389 82752623