Search a number
-
+
384480001 = 412331691
BaseRepresentation
bin10110111010101…
…011001100000001
3222210110121102001
4112322223030001
51241411330001
6102052424001
712346011643
oct2672531401
9883417361
10384480001
11188035574
12a8918001
1361869379
14390c4893
1523b4a001
hex16eab301

384480001 has 12 divisors (see below), whose sum is σ = 395848912. Its totient is φ = 373428000.

The previous prime is 384479971. The next prime is 384480013. The reversal of 384480001 is 100084483.

It is not a de Polignac number, because 384480001 - 27 = 384479873 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (384480091) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 556066 + ... + 556756.

Almost surely, 2384480001 is an apocalyptic number.

It is an amenable number.

384480001 is a deficient number, since it is larger than the sum of its proper divisors (11368911).

384480001 is an equidigital number, since it uses as much as digits as its factorization.

384480001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104 (or 1063 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 384480001 is about 19608.1615915414. The cubic root of 384480001 is about 727.1509650940.

It can be divided in two parts, 3844 and 80001, that added together give a triangular number (83845 = T409).

The spelling of 384480001 in words is "three hundred eighty-four million, four hundred eighty thousand, one".

Divisors: 1 41 331 691 1681 13571 28331 228721 556411 1161571 9377561 384480001