Search a number
-
+
3802966472 = 23218032
BaseRepresentation
bin1110001010101100…
…1010100111001000
3100211000221201021002
43202223022213020
530242024411342
61425210434132
7163145452544
oct34253124710
910730851232
103802966472
111681747aa8
128a1732948
13487b65726
14281104a24
15173d04d32
hexe2aca9c8

3802966472 has 12 divisors (see below), whose sum is σ = 7130889195. Its totient is φ = 1901396024.

The previous prime is 3802966471. The next prime is 3802966561. The reversal of 3802966472 is 2746692083.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 1901483236 + 1901483236 = 43606^2 + 43606^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=43606.

It is a super-2 number, since 2×38029664722 = 28925107974312253568, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3802966471) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 163523 + ... + 185325.

Almost surely, 23802966472 is an apocalyptic number.

It is an amenable number.

3802966472 is a deficient number, since it is larger than the sum of its proper divisors (3327922723).

3802966472 is an frugal number, since it uses more digits than its factorization.

3802966472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43612 (or 21805 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 47.

The square root of 3802966472 is about 61668.1966008412. The cubic root of 3802966472 is about 1560.8967110638.

The spelling of 3802966472 in words is "three billion, eight hundred two million, nine hundred sixty-six thousand, four hundred seventy-two".

Divisors: 1 2 4 8 21803 43606 87212 174424 475370809 950741618 1901483236 3802966472