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450501000 = 23353236529
BaseRepresentation
bin11010110110100…
…001100110001000
31011101200211012020
4122312201212020
51410312013000
6112411444440
714110123665
oct3266414610
91141624166
10450501000
11211329084
12106a56720
1372443a51
1443b8ca6c
152983bba0
hex1ada1988

450501000 has 128 divisors (see below), whose sum is σ = 1466899200. Its totient is φ = 114892800.

The previous prime is 450500987. The next prime is 450501017. The reversal of 450501000 is 105054.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65736 + ... + 72264.

It is an arithmetic number, because the mean of its divisors is an integer number (11460150).

Almost surely, 2450501000 is an apocalyptic number.

450501000 is a gapful number since it is divisible by the number (40) 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 450501000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (733449600).

450501000 is an abundant number, since it is smaller than the sum of its proper divisors (1016398200).

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

450501000 is a wasteful number, since it uses less digits than its factorization.

450501000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6576 (or 6562 counting only the distinct ones).

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

The square root of 450501000 is about 21225.0088339204. The cubic root of 450501000 is about 766.5937128649.

Adding to 450501000 its reverse (105054), we get a palindrome (450606054).

The spelling of 450501000 in words is "four hundred fifty million, five hundred one thousand".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 23 24 25 30 40 46 50 60 69 75 92 100 115 120 125 138 150 184 200 230 250 276 300 345 375 460 500 552 575 600 690 750 920 1000 1150 1380 1500 1725 2300 2760 2875 3000 3450 4600 5750 6529 6900 8625 11500 13058 13800 17250 19587 23000 26116 32645 34500 39174 52232 65290 69000 78348 97935 130580 150167 156696 163225 195870 261160 300334 326450 391740 450501 489675 600668 652900 750835 783480 816125 901002 979350 1201336 1305800 1501670 1632250 1802004 1958700 2252505 2448375 3003340 3264500 3604008 3754175 3917400 4505010 4896750 6006680 6529000 7508350 9010020 9793500 11262525 15016700 18020040 18770875 19587000 22525050 30033400 37541750 45050100 56312625 75083500 90100200 112625250 150167000 225250500 450501000