Search a number
-
+
4230815125 = 53611035387
BaseRepresentation
bin1111110000101101…
…0001110110010101
3101220212000200021111
43330023101312111
532131042041000
61535453015021
7206562222655
oct37413216625
911825020244
104230815125
111881204029
129a0a84471
135256a7a04
142c1c78365
1519b669cba
hexfc2d1d95

4230815125 has 32 divisors (see below), whose sum is σ = 5419724544. Its totient is φ = 3296232000.

The previous prime is 4230815111. The next prime is 4230815131. The reversal of 4230815125 is 5215180324.

It is not a de Polignac number, because 4230815125 - 27 = 4230814997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 782682 + ... + 788068.

It is an arithmetic number, because the mean of its divisors is an integer number (169366392).

Almost surely, 24230815125 is an apocalyptic number.

It is an amenable number.

4230815125 is a deficient number, since it is larger than the sum of its proper divisors (1188909419).

4230815125 is a wasteful number, since it uses less digits than its factorization.

4230815125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5566 (or 5556 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 4230815125 is about 65044.7163496006. The cubic root of 4230815125 is about 1617.3649084080.

Adding to 4230815125 its reverse (5215180324), we get a palindrome (9445995449).

The spelling of 4230815125 in words is "four billion, two hundred thirty million, eight hundred fifteen thousand, one hundred twenty-five".

Divisors: 1 5 25 61 103 125 305 515 1525 2575 5387 6283 7625 12875 26935 31415 134675 157075 328607 554861 673375 785375 1643035 2774305 8215175 13871525 33846521 41075875 69357625 169232605 846163025 4230815125