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245066450000 = 24554901329
BaseRepresentation
bin1110010000111100011…
…0010100010001010000
3212102120002202112211012
43210033012110101100
513003344002400000
6304325412310052
723463655312031
oct3441706242120
9772502675735
10245066450000
1194a286930a9
123b5b4312328
131a156c28038
14bc0b4caa88
156594b3b735
hex390f194450

245066450000 has 60 divisors (see below), whose sum is σ = 593482444380. Its totient is φ = 98026560000.

The previous prime is 245066449997. The next prime is 245066450017. The reversal of 245066450000 is 54660542.

It can be written as a sum of positive squares in 6 ways, for example, as 172982791744 + 72083658256 = 415912^2 + 268484^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2400665 + ... + 2500664.

It is an arithmetic number, because the mean of its divisors is an integer number (9891374073).

Almost surely, 2245066450000 is an apocalyptic number.

245066450000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245066450000 is an abundant number, since it is smaller than the sum of its proper divisors (348415994380).

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

245066450000 is an frugal number, since it uses more digits than its factorization.

245066450000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4901362 (or 4901336 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 245066450000 in words is "two hundred forty-five billion, sixty-six million, four hundred fifty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 3125 5000 6250 10000 12500 25000 50000 4901329 9802658 19605316 24506645 39210632 49013290 78421264 98026580 122533225 196053160 245066450 392106320 490132900 612666125 980265800 1225332250 1960531600 2450664500 3063330625 4901329000 6126661250 9802658000 12253322500 15316653125 24506645000 30633306250 49013290000 61266612500 122533225000 245066450000