Search a number
-
+
105054000 = 2435317509
BaseRepresentation
bin1100100001011…
…11111100110000
321022200021222220
412100233330300
5203343212000
614231401040
72413641612
oct620577460
9238607886
10105054000
1154333697
122b223180
13189c303c
14dd48db2
1593521a0
hex642ff30

105054000 has 80 divisors (see below), whose sum is σ = 338713440. Its totient is φ = 28012800.

The previous prime is 105053969. The next prime is 105054049. The reversal of 105054000 is 450501.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×1050540002 = 22072685832000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2755 + ... + 14754.

It is an arithmetic number, because the mean of its divisors is an integer number (4233918).

Almost surely, 2105054000 is an apocalyptic number.

105054000 is a gapful number since it is divisible by the number (10) 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 105054000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169356720).

105054000 is an abundant number, since it is smaller than the sum of its proper divisors (233659440).

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

105054000 is a wasteful number, since it uses less digits than its factorization.

105054000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17535 (or 17519 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 105054000 is about 10249.5853574669. The cubic root of 105054000 is about 471.8502589253.

The spelling of 105054000 in words is "one hundred five million, fifty-four thousand".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 48 50 60 75 80 100 120 125 150 200 240 250 300 375 400 500 600 750 1000 1200 1500 2000 3000 6000 17509 35018 52527 70036 87545 105054 140072 175090 210108 262635 280144 350180 420216 437725 525270 700360 840432 875450 1050540 1313175 1400720 1750900 2101080 2188625 2626350 3501800 4202160 4377250 5252700 6565875 7003600 8754500 10505400 13131750 17509000 21010800 26263500 35018000 52527000 105054000