Search a number
-
+
34680085 = 51117291279
BaseRepresentation
bin1000010001001…
…0110100010101
32102020221010121
42010102310111
532334230320
63235151541
7600530056
oct204226425
972227117
1034680085
1118637730
12b7455b1
13725327b
14486a72d
1530a08aa
hex2112d15

34680085 has 32 divisors (see below), whose sum is σ = 49766400. Its totient is φ = 22901760.

The previous prime is 34680053. The next prime is 34680097. The reversal of 34680085 is 58008643.

It is not a de Polignac number, because 34680085 - 25 = 34680053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34680085.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26476 + ... + 27754.

It is an arithmetic number, because the mean of its divisors is an integer number (1555200).

Almost surely, 234680085 is an apocalyptic number.

It is an amenable number.

34680085 is a deficient number, since it is larger than the sum of its proper divisors (15086315).

34680085 is a wasteful number, since it uses less digits than its factorization.

34680085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 34680085 is about 5888.9799626081. The cubic root of 34680085 is about 326.1069473593.

The spelling of 34680085 in words is "thirty-four million, six hundred eighty thousand, eighty-five".

Divisors: 1 5 11 17 29 55 85 145 187 319 493 935 1279 1595 2465 5423 6395 14069 21743 27115 37091 70345 108715 185455 239173 408001 630547 1195865 2040005 3152735 6936017 34680085