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105067008 = 29321512
BaseRepresentation
bin1100100001100…
…11001000000000
321022200221211200
412100303020000
5203344121013
614231541200
72414024544
oct620631000
9238627750
10105067008
1154342442
122b22a800
13189c8c37
14dd4da24
159355e73
hex6433200

105067008 has 90 divisors (see below), whose sum is σ = 305251947. Its totient is φ = 34790400.

The previous prime is 105066989. The next prime is 105067009. The reversal of 105067008 is 800760501.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 52533504 + 52533504 = 7248^2 + 7248^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=7248.

It is a super-2 number, since 2×1050670082 = 22078152340144128, which contains 22 as substring.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (105067009) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 695733 + ... + 695883.

Almost surely, 2105067008 is an apocalyptic number.

105067008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 105067008

105067008 is an abundant number, since it is smaller than the sum of its proper divisors (200184939).

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

105067008 is an frugal number, since it uses more digits than its factorization.

105067008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 105067008 is about 10250.2199000802. The cubic root of 105067008 is about 471.8697332746.

The spelling of 105067008 in words is "one hundred five million, sixty-seven thousand, eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 151 192 256 288 302 384 453 512 576 604 768 906 1152 1208 1359 1536 1812 2304 2416 2718 3624 4608 4832 5436 7248 9664 10872 14496 19328 21744 22801 28992 38656 43488 45602 57984 68403 77312 86976 91204 115968 136806 173952 182408 205209 231936 273612 347904 364816 410418 547224 695808 729632 820836 1094448 1459264 1641672 2188896 2918528 3283344 4377792 5837056 6566688 8755584 11674112 13133376 17511168 26266752 35022336 52533504 105067008