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3830780030 = 257114975039
BaseRepresentation
bin1110010001010101…
…0001000001111110
3100212222021210021212
43210111101001332
530321134430110
61432042524422
7163634043620
oct34425210176
910788253255
103830780030
111696414810
128aab06712
1349085345c
14284aa4c10
1517649ae05
hexe455107e

3830780030 has 32 divisors (see below), whose sum is σ = 8596869120. Its totient is φ = 1194009120.

The previous prime is 3830780029. The next prime is 3830780059. The reversal of 3830780030 is 300870383.

It is a congruent number.

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, 2486750 + ... + 2488289.

It is an arithmetic number, because the mean of its divisors is an integer number (268652160).

Almost surely, 23830780030 is an apocalyptic number.

3830780030 is an abundant number, since it is smaller than the sum of its proper divisors (4766089090).

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

3830780030 is a wasteful number, since it uses less digits than its factorization.

3830780030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4975064.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 3830780030 is about 61893.2955173660. The cubic root of 3830780030 is about 1564.6927547588.

The spelling of 3830780030 in words is "three billion, eight hundred thirty million, seven hundred eighty thousand, thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 4975039 9950078 24875195 34825273 49750390 54725429 69650546 109450858 174126365 273627145 348252730 383078003 547254290 766156006 1915390015 3830780030