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4980385 = 53726921
BaseRepresentation
bin10010111111111010100001
3100101000210201
4102333322201
52233333020
6254425201
760222034
oct22777241
910330721
104980385
1128a1923
121802201
131054b97
1493901b
15685a0a
hex4bfea1

4980385 has 8 divisors (see below), whose sum is σ = 6138216. Its totient is φ = 3876480.

The previous prime is 4980383. The next prime is 4980401. The reversal of 4980385 is 5830894.

It can be written as a sum of positive squares in 4 ways, for example, as 3111696 + 1868689 = 1764^2 + 1367^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4980385 - 21 = 4980383 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4980383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13276 + ... + 13645.

It is an arithmetic number, because the mean of its divisors is an integer number (767277).

Almost surely, 24980385 is an apocalyptic number.

It is an amenable number.

4980385 is a deficient number, since it is larger than the sum of its proper divisors (1157831).

4980385 is a wasteful number, since it uses less digits than its factorization.

4980385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26963.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 4980385 is about 2231.6776200876. The cubic root of 4980385 is about 170.7736937696.

The spelling of 4980385 in words is "four million, nine hundred eighty thousand, three hundred eighty-five".

Divisors: 1 5 37 185 26921 134605 996077 4980385