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4230631240 = 2351113770183
BaseRepresentation
bin1111110000101010…
…0100111101001000
3101220211200100000221
43330022210331020
532131020144430
61535445035424
7206560525603
oct37412447510
911824610027
104230631240
111881098960
129a09b5b74
135256420c4
142c1c2b33a
1519b63057a
hexfc2a4f48

4230631240 has 64 divisors (see below), whose sum is σ = 10460223360. Its totient is φ = 1527160320.

The previous prime is 4230631213. The next prime is 4230631253. The reversal of 4230631240 is 421360324.

4230631240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 25189 + ... + 95371.

It is an arithmetic number, because the mean of its divisors is an integer number (163440990).

Almost surely, 24230631240 is an apocalyptic number.

4230631240 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 4230631240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5230111680).

4230631240 is an abundant number, since it is smaller than the sum of its proper divisors (6229592120).

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

4230631240 is a wasteful number, since it uses less digits than its factorization.

4230631240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70342 (or 70338 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 4230631240 is about 65043.3028066687. The cubic root of 4230631240 is about 1617.3414760869.

Adding to 4230631240 its reverse (421360324), we get a palindrome (4651991564).

The spelling of 4230631240 in words is "four billion, two hundred thirty million, six hundred thirty-one thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 137 220 274 440 548 685 1096 1370 1507 2740 3014 5480 6028 7535 12056 15070 30140 60280 70183 140366 280732 350915 561464 701830 772013 1403660 1544026 2807320 3088052 3860065 6176104 7720130 9615071 15440260 19230142 30880520 38460284 48075355 76920568 96150710 105765781 192301420 211531562 384602840 423063124 528828905 846126248 1057657810 2115315620 4230631240