Search a number
-
+
34681088 = 281317613
BaseRepresentation
bin1000010001001…
…1000100000000
32102020222111202
42010103010000
532334243323
63235200332
7600533021
oct204230400
972228452
1034681088
1118638462
12b7460a8
137253870
14486ac48
1530a0d28
hex2113100

34681088 has 72 divisors (see below), whose sum is σ = 79066008. Its totient is φ = 15040512.

The previous prime is 34681081. The next prime is 34681103. The reversal of 34681088 is 88018643.

34681088 is nontrivially palindromic in base 5.

It can be written as a sum of positive squares in 4 ways, for example, as 12544 + 34668544 = 112^2 + 5888^2 .

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (34681081) 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, 56270 + ... + 56882.

It is an arithmetic number, because the mean of its divisors is an integer number (1098139).

Almost surely, 234681088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34681088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39533004).

34681088 is an abundant number, since it is smaller than the sum of its proper divisors (44384920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34681088 is a wasteful number, since it uses less digits than its factorization.

34681088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659 (or 645 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 34681088 is about 5889.0651210527. The cubic root of 34681088 is about 326.1100911628.

The spelling of 34681088 in words is "thirty-four million, six hundred eighty-one thousand, eighty-eight".

Divisors: 1 2 4 8 13 16 17 26 32 34 52 64 68 104 128 136 208 221 256 272 416 442 544 613 832 884 1088 1226 1664 1768 2176 2452 3328 3536 4352 4904 7072 7969 9808 10421 14144 15938 19616 20842 28288 31876 39232 41684 56576 63752 78464 83368 127504 135473 156928 166736 255008 270946 333472 510016 541892 666944 1020032 1083784 1333888 2040064 2167568 2667776 4335136 8670272 17340544 34681088